题目内容
----Is that ______ Chinese bus?
----No, it's ______ Japanese bus.
[ ]
A. an, a B. a, an C. a, a D. an, an
答案:C
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It is __________ difficult work __________ nobody can do it well.
| A.such; that | B.such a; that | C.so; that | D.so a; tha |