单项选择题

It was ______ because he was tired out that he fell asleep standing up.

A．publicly
B．openly
C．specifically
D．obviously
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单项选择题
John promised to keep his mother ______ of how things were going on when he studied in England.
A．to be informed
B．to inform
C．informed
D．informing
单项选择题
My uncle ______ from the company because he was made to undertake dangerous assignments.
A．removed
B．emerged
C．resigned
D．shifted
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