单项选择题

You________Mark anything. It was none of his business.

A．needn't have told
B．needn't tell
C．mustn't have told
D．mustn't tell
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单项选择题
________enough time and money, the researchers would have been able to discover more in this field.
A．Giving
B．To give
C．Given
D．Being given
单项选择题
His strong sense of humour was________make everyone in the room burst out laughing.
A．so as to
B．such as to
C．so that
D．such that
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