It’s nearly eight o’clock. I must hang up and get down to work. My boss________ be here at any moment.
A.shouldB.mustC.couldD.would
A

試題分析:考查情態(tài)動詞辨析。A應該,竟然;B必須,一定;C能夠,可以;D會,過去常常;句意:現(xiàn)在已經(jīng)8點了,我要掛電話工作了,我的老板應該已經(jīng)來了。根據(jù)句意說明A正確。
點評:情態(tài)動詞是一種本身有一定的詞義,表示說話人的情緒,態(tài)度或語氣的動詞,但不能單獨作謂語, 只能和其他動詞原形構(gòu)成謂語。can (could) 表示說話人能,可以,同意,準許,以及客觀條件許可;will, would用于疑問句表示說話人向?qū)Ψ教岢稣埱蠡蛟儐?用 would 比 will 更婉轉(zhuǎn),客氣。Shall表示命令,警告,允諾,征求,勸告,建議驚奇。
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