【正文】
4.—Do you know when he will e back tomorrow? —Sorry, I don’t know. If he ____ back, I’ll tell you. A. es B. will e C. e D. may e 5. What will you do if you _____ to the old folk’s home visit? A. go B. went C. going D. will go 6. If I eat ____ food, I’ll be very fat. A. too many B. many too C. too much D. much too Choose the best answer 7. I’ll give the book to him if he ___ here next Sunday. e B. es C. is