Please try ________ Granny Ma ________ her house work.A.to help, inB.helping, on doingC.to help, on doingD.helping, with
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D解析本题主要考查动词try和help的用法。首先try to do something是“设法干某事”，而try doing是“试着做某事”，“试一试”的含义。从该句的意思来判断。我们应排除选项A和C。再从help这个动词来看，表示“帮助某人做某事”的句型应该是help…in doing something或hel…with…，因此，