He often practices English chatting with his pen pal in Australia.
| A．by | B．in | C．with | D．for |
相关试题
I think _____ very important for students to study by themselves in the school or at home.
A. it B. this C. that
Could you please tell me_?
A. why does the earth go around the sun
B. why the earth goes around the sun
C. why the earth went around the sun
mounta
in tomorrow_it doesn't rain.
ood care of. 
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