Choose the right words. 1.If you......hard,you39;ll fail your exam. a)39;ll work

Choose the right words. 1.If you......hard,you39;ll fail your exam. a)39;ll work b)don39;t work c)couldn39;t work 2.IF WE GO HOME NOW,WE......see the beginning of to film on TV A)39;ll be able to b) be able to c)can be 3.I39;ll in my office if you......anything a)will need b)need c)would need 4.We..... a video this evening if there are some good films in the shope a)39;ll get b)get c)won39;t get 5.You....there on time if you don39;t leave immediately a)won39;t get b)don39;t get c)couldn39;t get