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举一反三
【多选题】怎样用单孔跨径划分大、中、小桥( )。
A.
单孔跨径20～40m的是中桥
B.
单孔跨径10～20m的是小桥
C.
单孔跨径40～100m的是大桥
D.
单孔跨径5～20m的是小桥
【单选题】E Reading is not the only way to gain knowledge of the work in the past. There is another large. reservoir which may be called experience, and the college students will find, that every ...
A.
The college students have trouble separating good plants from wild grass.
B.
Craftsmen’s experience is usually unscientific.
C.
Craftsmen don’t like teaching the contemptuous (傲慢的) college students.
D.
Traditional practices are as important as experience for the college students.