问题
选择题
Some of the students have already learned enough English to _____
a conversation with an English speaker.
A．go on
B．carry on
C．keep on
D．hold on
答案
答案：B
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Some of the students have already learned enough English to _____
a conversation with an English speaker.
A．go on
B．carry on
C．keep on
D．hold on
答案：B