单项选择题

Many scientists have been probing psychological problems.

A．solving
B．exploring
C．settling
D．handling
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单项选择题
For young children, getting dressed is a complicated business.
A．strange
B．complex
C．personal
D．funny
单项选择题
He is determined to consolidate his power.
A．strengthen
B．control
C．abandon
D．exercise
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