问题描述：
1 With so many people _____us ,we finished our work ahesd of time.
A helping B to help C help D heaped
是选A还是B,
2 As far as I am ___,I don't agree with that risky plan
A concern B concerning C concerned D concerns
A helping B to help C help D heaped
是选A还是B,
2 As far as I am ___,I don't agree with that risky plan
A concern B concerning C concerned D concerns
问题解答：
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