As you know,we should draw people's attention to ____(protect) these young trees from being damaged.

When I was young, I dreamed of ________ (become) a scientist.

阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。

Nowadays,   (1)  the development of IT, online shopping is becoming more and more  (2)  (popularity) than ever before. Those   (3)  stay at home can buy whatever they want. At the same time, it causes a series of   (4)  (problem). One of them is that people spend more money because they can be   (5)   (easy) attracted by the discount.

My wife is addicted to   (6)  ( shop) on the Internet. There are bags of things   (7)  (send) to our house by the delivery man every day. I have already reminded her   (8)  (think) twice before buying anything, but my wife ignored what I said and   (9)  (reply) confidently, “It can save me a lot of time to do housework. Besides,   (10)   convenient it is to prepare what I need.” Hearing her words, I was really speechless.

Mum(putting on her coat) : I’m going to have to go down to the shop for more bread.

Alan: Why?

Mum: I’m not sure what  (1)  ．(happen). I made some sandwiches earlier and left them on the table   (2)  ．I went to answer the phone. But someone must have taken them because they are  (3)  ．(go).

Alan: Oh, it must have been Dad. I’m sure he was in the kitchen   (4)  ．(early).

Mum: No, he went off to his tennis match before I finished   (5)  ． (make) them, so he couldn’t have done it.  (6)  ．, he couldn’t carry a plate of sandwiches as well as all his tennis stuff, so I’m sure  (7)  ．wasn’t him.

Alan(opening fridge door): Well, it wasn’t me. But Mum, look! Are these your sandwiches here on the bottom shelf of  (8)  ． fridge?

Mum: Are they there? Oh, my goodness. I  (9)  ．have put them in there when the phone rang. Oh, dear. I really must be losing my  (10)  ． . Now, why did I put on my coat?

A few weeks ago，the principal at my son’s school asked me to do a favor．She has shown such____61____（kind） and dedication，not just to my family，but to our community as a whole for years．There’s nothing I wouldn’t do for her．

　　One of the school’s____62____（pupil） had a parent who was in the hospital．This parent was the only person this child lived____63____．The principal asked me if I’d drive the child back to the family he was staying with after he visited his parent at the hospital．Of course，I said yes．____64____，this is not a story about me．I offered this boy the chance to either talk with me or just be quiet，and listen to music，or nothing at all during our 1／2 hour ride from the hospital．He chose____65____（talk）and shared his life with me．____66____（listen）to him speak，I both came to appreciate him how____67____（wonder）he’s growing up despite some very serious challenges in his life and also came to appreciate just how blessed my family is for our much easier circumstances．I was____68____（ask）to do a favor，but felt that I was the one who was given____69____favor by both the principal，who gave me the opportunity to meet this child，and the boy himself，____70____so willingly opened his heart．

 In my last semester of college, my favorite professor made an   (1)  (announce) that he would be teaching a study-abroad course over the winter break in Cambodia. The more he talked about the opportunity, the more   (2)   (interest) I became. I left class, thinking I might    (3)  (actual) do it.

    My immediate excitement gave in to excuses   (4)   the weeks passed.The trip would be expensive, I would have less time to spend with my family over the break and so on. In short, I was   (5)   (terrify) of taking the risk.

On the day I made my   (6)   (decide)，I suddenly felt as if I had seen myself clearly. Why was I so scared to take this chance? How could I let fear get   (7)   the way of a once-in-a-lifetime opportunity? Besides, I had always dreamed of travelling the world and   (8)   (study) abroad was a major point in my life. So I took the challenge and   (9)   (fly) to Cambodia.

Now, looking back to my experiences in Cambodia, I cherish them very much. It has taught me   (10)   (conquer) fears, big or small and have a faith in myself.

Many of us were raised with the saying “Waste not, want not.” None of us, however, can 61   (complete) avoid waste in our lives.

    Any kind of waste is thoughtless. Whether we waste our potential talents, our own time, our limited   62 (nature) resource, our       money, 63  other people’s time, each of us can become more aware and careful. The smallest good habits can make a big   64 (differ). It’s a good feeling to know in our hearts we are doing our best in a world  65  is in serious trouble. By being devoted to 66  (save) oil, water, paper, food, and clothing, we are playing   67 part in cutting down on waste.

     We must keep reminding 68   (we) that it is easier to get into something than it is to get out of it. Actually, severe damage  69  (do) to our land is fairly recent in the history of our evolution. It’s time for us to say no to waste so that our grandchildren’s children  70  (be)able to develop well. We can’t solve all the problems of waste, but we can encourage mindfulness.