year.

　　②The factory released ________________ waste into the sea last week.

　　③________________ money are spent on advertisements every year.

　　[答案]　①A large number of　②a large amount of

　　③Large amounts of

　　Ⅲ.单句改错

　　1．He started to watch TV the moment when he finished his homework.___________ _

　　[答案]　去掉when

　　．The coat hung behind the door was my birthday present from my mother.____________

　　[答案]　 hung→hanging

　　3．The magazine which was intended to the retired turned out to be a great success.____________

　　[答案]　第一个to→for

　　4．The teacher rather than the students are going to attend the meeting.____________

　　[答案]　are→is

　　5．Hardly have we got home when it began to rain.____________

　　[答案]　have→had

　　Ⅳ.单句写作

　　1．如果你想跟上时代，你必须获取大量的信息。

　　If you want to keep up with the times, you have to get _________.

　　[答案]　a large amount of information

　　．他深爱着自己的国家和人民。

　　He ________________ both his people and country.

　　[答案]　is devoted to

　　3．他宁愿待在家里，也不愿出去散步。

　　He ____________________________________ outside.

　　[答案]　preferred to stay at home rather than have a walk

　　4．昨天晚上我本打算来看你的，但是雨下得太大了。

I ____________________， but it rained so heavily.