choose the best answer to complete the following sentences
1,James will not complete the work if she is.......rarely enough
A,tell               B,telling                 C,tells               D,told
2 Betty will not go to the party unless John.......too
A go             B went                C hoing            D goes
3 If I won't eat breakfast tomorrow morning,I will get hungry during class(tìm lỗi sai và sửa lại)
4 Sam will not graduate unless he doesn't pass all the tests
5 You won't pass the examination..............you study more
A as long as            B unless          C if         D whe ther