单项选择题

The wounds result from pruning will do the following EXCEPT（）

A．damage the tree
B．heal itself
C．cause the disease
D．give the tree a desired shape

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热门试题

单项选择题

In what way was the blackout of 1977 different from that of 1965（）

A．There was much more disorder.
B．This time the electricity supply failed.
C．People did not expect it.
D．Fewer people were arrested in the blackout of 1977.

单项选择题

Why did the early Pilgrims want to share their feast with the Indians（）

A．To show friendship.
B．To ask for their help in the coming winter.
C．So they could eat some Indian bread puddings.
D．To try to teach them to grow crops.