It is difficult _______ us _______ the charity work without your help.

题型：单选题题类：常考题难易度：普通

牛津版（深圳•广州）2017-2018学年初中英语八年级下册Module 3 Unit 5单元基础知识专练

A、for; to finish B、of; to finish C、for; finish D、of; finishing

举一反三

He goes home{#blank#}1{#/blank#} {#blank#}2{#/blank#} .

—Don't be sad. Here is good news for you _______.

{#blank#}1{#/blank#} {#blank#}2{#/blank#} he often {#blank#}3{#/blank#} for school?

It's very important for us to {#blank#}1{#/blank#} {#blank#}2{#/blank#}.

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