单项选择题

The teacher told the students that they should review their lessons at _____ intervals.

A．proper
B．regular
C．adequate
D．moderate
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Try some of the cake. I _____ it especially for you.
A．baked
B．cooked
C．fried
D．boiled
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The patient felt much better, so the doctor _____ him to take a holiday by the sea.
A．suggested
B．considered
C．advised
D．accepted
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