问题
选择题
He often practices English chatting with his pen pal in Australia.
A．by
B．in
C．with
D．for
答案
答案：A
本题考查的是do sth by doing sth，表示做某件事是通过做某事，故选答案为A
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He often practices English chatting with his pen pal in Australia.
A．by
B．in
C．with
D．for
答案：A
本题考查的是do sth by doing sth，表示做某件事是通过做某事，故选答案为A