The visitors our factory two days ago.
| A．got | B．reached in | C．arrived | D．reached |
—Sorry, I just come here. Ask the old woman, she _______ know something about it.
—Thank you all the same.
| A．can | B．must | C．may | D．need |
---Could you please come to the museum with me this afternoon?
---Sorry, I ______ . I have to take a piano lesson at 2 pm.
| A．couldn’t | B．mustn’t |
| C．can’t | D．needn’t |
--- Lin Tao, can I use your English dictionary?
--- Sure. But you _______ return it before the class.
| A．must | B．can | C．may | D．would |
You_______ play with the knife. You ______ hurt yourself.
| A．mustn’t; may | B．mustn’t; mus |
| C．shouldn’t; must | D．can’t; should |
— It seems that Mr. Wu is standing there.
— It ______ be him because he called me from Canada just now.
| A．mustn’t | B．can’t |
| C．needn’t | D．shouldn’t |