题目内容

Mike to swim.

A. doesn’t like
B. like
C. do like
D. to like

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You always up early on Monday.

A. wake
B. wakes
C. do wakes
D. to wake

The dog always outside.

A. run
B. runs
C. running
D. do run

Thenominaldiameterofaboltisrepresentedby"d",andthediameteroftheholesonthetwopartssupposedtobejoinedisrepresentedby"d0",thenwhichoneiscorrect?螺栓的公称直径用d表示，两个薄的连接件上的通孔直径用d0表示，两个直径关系正确的是：

A. d=d0
B. d>d0
C. d

螺栓连接中，共有标准件（）件。

A. 2
B. 3
C. 4
D. 5