阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。
(1)The meeting, attended by more than 300 _____(represent) from early all the G20 economic, marked the formal start of German’s presidency.
(2) I tried to follow the _______(instruct), but I got confused.
(3) These air conditioners are easy _______(handle) and work with little noise.
(4) We camped in the place which ______(refer) to as the LAVA by the local people.
(5)This novel _________(consist) of 12 chapters is very popular.
(6) When entering the room, we found the girl _______(absorb) in reading a novel.
(7) The treatment will continue until the patient reaches the point ___ he can walk on his own.
(8) The lecture, _______(start) at 7:00 p.m. this night, will be put off till 7:30 p.m.
(9) The police promised that they would keep them ____(inform) of everything about the investigation.
(10) The manager was ________(delight) to see so many products developed after great efforts.