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单项选择题
I________ too busy at work.
A、am always
B、always am
C、is always
D、always is
单项选择题
利用穿堂风进行自然通风的厂房，其迎风面与夏季最多风向宜为( )，且不应小于( )。
A.40°～60°，40°
B.45°～60°，45°
C.45°～90°，40°
D.60°～90°，45°
判断题
According to the “the quick-read process”, in the initial examination of your manuscript, the editor(s) of a journal would read your manuscript carefully from beginning to end. Is this true or false?
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