单项选择题

Historically, () main material for making tables has been wood, but () metal and stone have also been used.

A. the; 不填
B. 不填; 不填
C. the; the
D. 不填; the

<上一题 目录 下一题>
热门 试题

单项选择题
The border incident led to the two countries' () diplomatic relations.

A. pulling off
B. breaking off
C. passing off
D. falling off
单项选择题
The work should be given to() you think can finish it ahead of time.

A. whom
B. whomever
C. whoever
D. no matter who
相关试题