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单选题

Mr White ________ at 8:30 for the meeting, but he didn ’ t show up.

A
shouldhavearrived
B
shouldarrive
C
shouldbearriving
D
arrived

题目答案

A

答案解析

暂无解析
举一反三
单选题

I don't know_________.

A
howcanIfinishmyhomeworkontime
B
howIcouldfinishmyhomeworkontime
C
Icanhowfinishmyhomeworkonthetime
D
howIcanfinishmyhomeworkontime

题目答案

D

答案解析

暂无解析