Question

She usually ________ a bus to school.

A．buys

B．brings

C．takes

D．by

Answer 1

C

乘坐公共汽車去上學，常用take a bus to school，也可用介詞by，此時不用冠詞，by bus，句意：她通常乘公共汽車去上學。所以選C。