The homework is not _________ to finish by himself.
A. enough easy for the boy
B. easy enough for the boy
C. enough easy to the boy
D. easy enough to the boy
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The young man worked very hard and earned some money to ______ his travelling expense.
A. buy
B. pay
C. cover
D. get
She studies hard, and has got _______ for the final exam.
A. prepare
B. prepares
C. prepared
D. preparing
He got used to _______ earlier in summer.
A. get up
B. gets up
C. got up
D. getting up
间接接触电击包括（ ）。
A. 单相电机两相电击
B. 接触电压电击
C. 跨步电压电击
D. 直接接触电击跨步电压电击
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