1. If you ... hard , you’ll fail your exam.
b.don’t work
2.If we go home now, we ... see the beginning of the film on TV.
a.’ll be able to
3.I’ll be in my office if you ... anything.
b.need
4. We ... a video this evening if there are some good films in the shop.
'll watch
5. You ... there on time if you do not leave immediately .
a.won’t get