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

Can you {#blank#}1{#/blank#} {#blank#}2{#/blank#} a story about a mouse and an elephant?

This is an old bridge{#blank#}1{#/blank#} 300 years' history.

He {#blank#}1{#/blank#} {#blank#}2{#/blank#} on playing rugby.

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