两道(两道工序以上)工序的工作合起来完成的工序叫()。
参考答案:复合工序
--Did you _______ to New York City with your mother?
--No, I _______ there with my friends.
A.go; go
B.went; went
C.go; went
D.went; go
在一行内输入多个命令需要用()字符隔开。
A.@
B.$
C.;
D.*