—— Nacy＿＿＿＿＿＿＿＿＿ the letter from her mother.
—— No, she can’t have. The postman hasn’t come yet.
| A．can receive | B．can have received | C．must have received | D．must receive |
With the economic situation worsening _____, shopkeepers have to sell their goods _____ a big discount to attract customers.
| A．day by day; with | B．day after day; at |
| C．day by day; at | D．day after day; in |
—The play is _____ hit.
—Let’s go to _____ theatre to enjoy it.
| A．the; the | B．the; a |
| C．a; the | D．a; a |
The old woman felt disappointed for she got nothing in _____ for her kindness.
| A．pay | B．reward | C．award | D．prize |
—Mum, why have us eat much vegetable?
—Because it is _____ to our health.
| A．benefit | B．benefited |
| C．beneficial | D．benefits |
Although this _____sound like a simple task, great care is needed.
| A．must | B．may | C．shall | D．should |