Question

【題目】The famous writer often says that he ______ so much without the support and encouragement from his wife.
A.shouldn't achieve
B.shouldn't have achieved
C.couldn't achieve
D.couldn't have achieved

Answer 1

【答案】D
【解析】考查情態(tài)動詞。句意：這位著名作家經(jīng)常說如果沒有他妻子的支持和鼓勵他不可能取得如此大的成就。couldn't have done”不可能已經(jīng)做了某事，此處指對過去事情有把握的否定推測“，故選D。