as well as
since
because
before
as soon as
so...that

1.Now we've taken care of the best as well as the worst.
现在我们把最坏的和最好的都考虑到了。

2.I have been there many times since the war.
自那次战争以来，我曾去该地多次。

3.John didn't attend the meeting because he was ill.
约翰没有出席会议, 因为他病了。

4.Finally, I got there before 8 O'clock.
我终于在8点之前赶到了那。

5.Come as soon as you possibly can.
你尽可能早点来。

6.The sentences are so difficult to make up that I can't finish it by myself.
造这些句子太难了，以至于我不能独自完成。

希望能帮到您 祝开心