A.packing up to go abroad．B.Brushing up on her English．C.Drawing up a pl
A. packing up to go abroad．
Brushing up on her English．
C. Drawing up a plan for her English course．
D. Applying for a visa to the United States．
A.They are uncomfortable to sit in for long.B.They do not match the oval table
A. They are uncomfortable to sit in for long.
B. They do not match the oval table at all.
C. They have lost some of their legs.
D. They are interesting to look at.
确定一个控件在窗体或报表上的位置的属性是Width和Height。
配制混凝土，在条件许可时，尽量选用最大粒径大的粗集料，是为了（）。
A. 节省集料
B. 节省水泥
C. 减少混凝土干缩
D. 提高混凝土强度
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