摘要： Not easy as the problem of pollution is , no one should just stop trying. A. to solve B. to be solve C. solving D. being solved 28 The American films are in the majority at the film festivals, has been common practice for many years. A. which B. what C. as D. where
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Not easy as the problem of pollution is____, no one should just stop trying.
A. to solve B. to be solve C. solving D. being solved
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Not easy as the problem of pollution is______, no one should just stop trying.
- A.to solve
- B.to be solve
- C.solving
- D.being solved
Not easy as the problem of pollution is ____, no one should just stop trying.
[ ]
A. to solve
B. to be solved
C. solving
D. being solved
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B. to be solved
C. solving
D. being solved
Not easy as the problem of pollution is____, no one should just stop trying.
A. to solve B. to be solve C. solving D. being solved
查看习题详情和答案>>Not easy as the problem of pollution is____, no one should just stop trying.
| A．to solve | B．to be solve | C．solving | D．being solved |