Lily often helps her sister ____her homework.A．forB．atC．ofD．with
题型：不详难度：来源：
| Lily often helps her sister ____her homework. |
答案
| D |
解析
| 帮助某人做某事，可用help sb with sth，故本题选D。 |
举一反三
| What do you have ____________ supper? |
She isn’ t good ___________ maths. Could you help her __________ her maths?| A．with, with | B．at, at | C．with, at | D．at, with |
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| We should learn ____________ each other. |
| What do you often do ____________ Sunday morning? |
| The birds are singing ____________ the tree. |
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