单选题
Never ______ to the U. S. A..
A、
I have been
B、
do I have
C、
have I been
D、
have I do
【正确答案】
C
【答案解析】
[解析] 词首为否定词或含有否定意义的词或词组,如seldom,little,hardly,rarely,never,by no means,on no account.in no case 等时,句子需要部分倒装,即将情态动词或助动词提前到主语之前。例如:Seldom did he do morning exercise before he entered the university.(他上大学前很少晨练。)
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