When did that book come out?

　　那本書什么時候出版的？

　　You'd better come round here in the morning.

　　你最好早晨就過來。

　　He considered himself fortunate to have come through two world wars.

　　他認(rèn)為自己很幸運(yùn)，經(jīng)過了兩次世界大戰(zhàn)都活下來了。When it comes to computers, I'm totally at sea.

　　當(dāng)涉及到電腦時， 我可是一無所知。