用just,already,ever,yet填空

Question

1.Let me tell you today's news.I have____read it
2.These students have _____played games for a long time
3.Have you_____been to the Summer Palace before?
4.No one has discoveres the secret between us ______
5.Jack,why are you watching TV?Have you finished your homework_____?
Yes

Answer 1

just
我跟你说说今天的新闻，我刚看过。
already
学生们已经玩游戏玩了很长时间了。
ever
你曾经去过夏日宫殿吗？
yet
没有人发现我们之间的秘密。
already
你做完功课了吗？

Answer 2

just
already
ever
yet
already