some of the milk turned sour before reaching the market and _______________away.
A must throw
B had to thrown
C must be thrown
D had to be thrown
參考答案:D
被动的同时要选择一个表示客观上不得不..的词语,因为前面叙述的已经足够客观了条件
must主观性太强了
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some of the milk turned sour before reaching the market and _______________away.
A must throw
B had to thrown
C must be thrown
D had to be thrown
參考答案:D
被动的同时要选择一个表示客观上不得不..的词语,因为前面叙述的已经足够客观了条件
must主观性太强了