单项选择题

The ______ regarding vitamin C is unlikely to be resolved in the near future.

A. deviation
B. controversy
C. distinction
D. comparison

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单项选择题

I decided not to ______ John when he was in such a desperate position.

A. vanish
B. separate
C. abandon
D. resign

单项选择题

The girl standing under the tree is really charming has all the following possible meanings EXCEPT （）

A. the girl who has stood under the tree...
B. the girl who has been standing under the tree...
C. the girl who is standing under the tree...
D. the girl who will stand under the tree...