单项选择题

The utilization of hydroelectric resources should be stepped up.

A. sustained
B. increased
C. supported
D. encouraged
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单项选择题
He was known to thrash his wife occasionally when he was drunk.
A. strike with the fist
B. beat with a whip
C. hit with a hammer
D. kick with the feet
单项选择题
The preserved food should retain palatable appearance, flavor, and texture, as well as its original nutritional value.
A. tasty
B. stylish
C. delicate
D. notable
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