2158] The committee _____ among themselves for two hours.

[譯文] 委員們辯論了兩個小時。

　 A. has been arguing 　 B. has been argued

　 C. have been arguing 　 D. have been argued

[答案及簡析] C。 committee 是集體名詞，謂語動詞要用復(fù)數(shù)。

2157] Attention, please, every one! Please keep _____ for a moment while I take your photograph.

[譯文] 請大家注意，我在拍照片的時候，不要動。

　 A. still 　 B. silent

　 C. calm 　 D. quiet

[答案及簡析] A。 形容詞辨析；still 支沒有動靜；slent 指沒有聲音；calm 指內(nèi)心的鎮(zhèn)靜；quiet表示環(huán)境的安靜。

2156] -----Did you remember to give Mary the money you owed her? -----Yes, I gave it to her _____ I saw her.

[譯文] --你記住沒有，把欠瑪麗的錢還給她。　--記住了，我一見到她就還給她了。

　 A. while 　 B. the moment

　 C. suddenly 　 D. once

[答案及簡析] B。 名詞moment等可以引導(dǎo)一個時間狀語從句；一…就…。

2155] He left an hour early ____ missing his train.

[譯文] 他提前一個小時出發(fā)，擔(dān)心趕掉火車。

　 A. because of 　 B. thanks to

　 C. for fear of 　 D. so as to

[答案及簡析] C。 because of, thanks to 表示原因；so as to 表示結(jié)果，后跟不定式；for fear of表示擔(dān)心，害怕。

2154] The steel works ______ in 1959.

[譯文] 這家鋼鐵廠于1959年建成的。

　 A. has been built 　 B. was found

　 C. was built 　 D. were set up

[答案及簡析] C。 the steel works 鋼鐵廠，是單數(shù)。

2153] The police _____ the lost boy in the forest.

[譯文] 警察在森林里尋找那個丟失了的男孩。

　 A. were searching 　 B. was finding

　 C. were searching for 　 D. was looking for

[答案及簡析] C。 the police 是集合名詞，謂語動詞要用復(fù)數(shù)。

2152] This kind of work is _____ her.

[譯文] 這件工作是她不熟悉的。

　 A. unfamiliar to 　 B. unfamiliar with

　 C. unfamiliar by 　 D. unfamiliar on

[答案及簡析] A。 be unfamiliar to 為固定搭配，意為“為…所不熟悉”。

2151] They were welcomed _____ than they had expected.

[譯文] 他們受到熱烈歡迎,比他們原來期望的還要熱烈。

　 A. more warm 　 B. more warmly

　 C. the most warmly 　 D. more friendly

[答案及簡析] B。 考查副詞的比較級。

2150] The dog like rubbing its back _____ the wall.

[譯文] 這條狗喜歡在墻上擦它的背。

　 A. against 　 B. across

　 C. by 　 D. on

[答案及簡析] A。 against 才有在墻上"擦"的意思。再如：The student stood against the wall.

2149] No matter how patiently I persuaded her, she wouldn’t admit _____ it.

[譯文] 無論我怎樣耐心說服她，她都不會承認(rèn)干過這事。

　 A. to do 　 B. do

　 C. done 　 D. doing

[答案及簡析] D。 admit 后面接動名詞作賓語， 它一般用于承認(rèn)錯誤。