單項選擇題

All the copper bars are（）different sizes.

A.at
B.in
C.by
D.from

你可能感興趣的試題

單項選擇題

All the rubber bales were separated（）.

A.by grade
B.by a grade
C.by the grade
D.by the grades

單項選擇題

All the torn bags are treated（）original ones.

A.in
B.as
C.to
D.with