题目内容

We have ______ a date for the wedding.

A. aim to
B. decided on

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The project we discussed yesterday _____ provide an outlet for children's creativity.

A. aims to
B. stand for

Don't ____ your problems to dominate your life.

A. set goals
B. allow

2-18以下机床的运动属于主运动的是（）。

A. 车床刀具移动
B. 钻孔时钻头的移动
C. 刨削时牛头刨床刨刀的往复运动

1-10.1铣床的分类代号为（）。