Do you often smile？ Smile is very nice． It is like a（n） (1) wind． It lets us feel warm in our (2) ． It is like the sunshine and it makes us bright (3) our eyes． Smile is very important in our lives． When you are (4) ， make a big smile face， it can make you happy (5) ． When you are worried， make a big smile face， it can help (6) keep cool again． When you aren't successful， make a big smile face， it can help you (7) again and work harder． Smile is very easy， (8) it is very useful． So let's learn to smile． Everyone (9) smiles． When we give others a smile， we can feel happy too． When you (10) others' smiling faces， you can feel warm．

(1) A. summer

B. spring

C. winter

D. autumn

(2) A. hearts

B. eyes

C. mouths

D. hands

(3) A. with

B. on

C. in

D. for

(4) A. happy

B. glad

C. exciting

D. sad

(5) A. too

B. again

C. also

D. together

(6) A. him

B. her

C. you

D. me

(7) A. do

B. have

C. go

D. try

(8) A. but

B. because

C. or

D. since

(9) A. does

B. sees

C. buys

D. needs

(10) A. make

B. see

C. give

D. do