11。 ---Will you please show me how to operate the new machine?

　　---Sure。 It’s a piece of cake。 Now let me tell you _____ to do first。

　　A。 what　 B。 how　 C。 whether　 D。 which

　　12。 ---My trousers are______ 。

　　---I’ll buy you a new pair。

　　A。 wore out　　 B。 worn out　 C。 wearing out　 D。 sold out

　　13。 ---What do you think of these two books?

　　---_____ of them are interesting。 And I’ve read them several times。

　　A。 Both　 B。 Neither　 C。 None　 D。 Either

　　14。 ---The artist has got _____ much work to do that he hardly has time to help his wife with the housework。

　　---That’s true。 Even on Sundays he is busy with his work。

　　A。 too　　 B。 so　　 C。 very D。 such

　　15。 ---How long ____ you ____a fever?

　　---Ever since last night。

　　A。 have， got　 B。 have， had C。 have， caught　 D。 did， have

　　16。 ---I think he lives _____ No.386 West St。

　　---Are you sure ----_____ that? You’d better make sure。

　　A。 at， /　 B。 in， of　 C。 in， about D。 at， of

　　17。 ---The rain came to a stop the night before。 The fields are still full of water。

　　---It _____ for nearly a week。

　　A。 has rained B。 had rained C。 would rain　 D。 was raining

　　18。 ---He seems _____ ill。 Shall we take him to the hospital right now?

　　---I don’t think it matters。 Maybe he’s caught a bit of a cold。

　　A。 terrible　 B。 terribly　 C。 even D。 to be terrible

　　19。 ---Would you like ___ some fruit?

　　---No thanks。 I don’t feel like _____ anything now。

　　A。 to have， to eat B。 having， to eat C。 having， eating D。 to have， eating

　　20。 ---This is really a wonderful party with interesting people and great food。

　　---I’m glad you are _____。

　　A。 liking it　 B。 enjoying yourself C。 at the party D。 are loving