问题
选择题
____ important to learn English well.
A．That’s
B．It’s
C．It has
D．That has
答案
答案：B
It is + adj.+ to do sth. 是常用句型，it作形式主语。本句需要用形式主语，故选B。
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____ important to learn English well.
A．That’s
B．It’s
C．It has
D．That has
答案：B
It is + adj.+ to do sth. 是常用句型，it作形式主语。本句需要用形式主语，故选B。