Johnny’s uncle promises that the boy        get a nice present on Christmas Eve.

 It __be the vocabulary that caused you the problem in the exercise because you know a lot of words.

—Send me an e­mail when you are free, will you?—________.

—How many English words do you think I should know?—As many as you ______. Then you will find reading quite easy.

—Must I buy lunch at school?—No, you needn’t. You __________ bring your own lunch if you want to.