单项选择题

All of the plants now raised on farms, have been developed from plants （）wild.

A. once they grew
B. they grew once
C. that once grew
D. once grew

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单项选择题
This is an old photograph of me when I （）

A. have short hairs
B. had short hairs
C. have short hair
D. had short hair
单项选择题
He always tells lies though he（） honest.

A. feels
B. seems
C. looks
D. appears
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