单选题
I was _____ study French yesterday, but I changed my mind.无
A、
to be starting
B、
to start
C、
to have started
D、
to have been starting
【正确答案】
C
【答案解析】
句意： 我本来昨天想学习法语的， 但我改变了想法。 根据句意“过去想做而未做的事” 选择结构was(were) +to have done sth. 。
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