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Which is correct?

1. Everything is going well. We __didn't have/haven't had__ any problems so far. (haven't had is correct)
2. Lisa __didn't go/hasn't gone__ to work yesterday. She wasn't feeling well.
3. Look! That man over there __ wears/is wearing __  the same sweater as you.
4. ___I went/have been__ to New Zealand last year.
5. I __didn't hear/haven't heard__ from Jess recently. I hope she's  OK.
6. I wonder why James __is/is being__ so nice to me today.  He isn't  usually like that.
7. Jane hada book open in front of the, but she __didn't read/wasn't reading__ it.
8. I wasn't very busy. I __didn't have/ wasn't having__ much to do.
9.__It begins / It's beginning__ to get dark. Shall I turn on the light?
10. After finishing school. Tim __got/has gor__ a job in a factory.
11. When Sue heard the news, she __wasn't/hasn't been__ very pleased.
12. This is a nice restaurant, isn't it? Is this the first time __you are/you've been__ here?
13. I need a new job. __I'm doing/I've been doing__ the same job for too long.
14. 'Anna has gone out' "Oh, has she? What time __did she go/has she gone?"
15. 'You look tired', 'Yes, __I've played/I've been playing__ basketball.
16. Where __are you coming/do you come__ from? Are you American?
17. I'd like to see Tina again. It's a long time __since I saw her/that I didn't see her__.
18. Robert and Maria have been married __since 20 years/for 20 years__.