| The World Wide Web is sometimes jokingly called the World Wide Wait because it _____ be very slow. |
A. should B. must C. will D. can |
| Today Jim _____ his white shirt and brown trousers. |
A. is putting on B. wear C. put on D. is wearing |
| Look! The twins _____ their mother do the housework. |
A. are wanting B. help C. are helping D. are looking |
| We hope that as many people as possible _____ join us for the picnic tomorrow. |
A. need B. must C. should D. can |
| — Can I take your order, sir? — Yes, _____ coffee, please. What about you, Mary? — An apple juice, please. I hear that _____ apple juice is _____ healthy drink. |
A. a; an; a B. /; the; / C. a; /; / D. a; /; a |
| Teaching English will become more effective if students _____ to practice speaking English as much as possible. |
A. are persuaded B. will persuade C. be persuaded D. persuade |