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题型：单词拼写（单句）题类：难易度：普通

北师大版（2019）必修第二册Unit 4 Information technology基础知识夯基卷

If there is truly a(担忧) about a professor's ability, be sure to use online course evaluations to calmly offer your comments.

举一反三

All the {#blank#}1{#/blank#}（通道）to the White House were guarded by police or armed troops

The race attracted more than 200 {#blank#}1{#/blank#} (compete) from 19 teams.

The World Cup is one of the most important sporting e{#blank#}1{#/blank#} in the world.

B{#blank#}1{#/blank#} are still a main kind of building material now.

Apart from a few grammatical mistakes, this c{#blank#}1{#/blank#} of yours is well written.

Look at these Germen. How happy they are!

A B C D

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