焦油开工前需要先进行()循环。
参考答案:冷
The teacher asked the children to write ________ line but Tom just wrote very carelessly ________ lines.[ ]
A. other every; few every
B. other every; every a few
C. every other; every few
D. every other; every a few
多发性抽动症起病多在()
A.4~6岁
B.2~12岁
C.3~8岁
D.5~7岁
E.6~12岁