Many provinces in China were attacked by such terrible snowstorms this early winter ______ few people had experienced before, ______ made us worry about global climate changes.
| A．that; that | B．as; which | C．which; it | D．when; as |
19. James Williams is my favorite professor; his speech is always brief, clear andthe point.
| A．to | B．on | C．at | D．Of |
18. – Students should devote most of their time to studying rather than playing computer games.
– ________. No pains, no gains.
| A．Really | B．Obviously | C．Actually | D．Exactly |
17．I ______ you my bicycle, but I didn't expect you would come back so soon·
| A．might lend | B．may lend | C．must have lent | D．might have lent |
16 My English teacher is really very kind. I’ll never forget the ______ he has done me.
| A．favor | B．deed | C．help | D．Value |
15．Time should be made good use of________our lessons well.
| A．to learn | B．learning | C．learn | D．learnt |