—Where is Sally?
—I’m not sure. She in the library.
| A．might | B．must | C．will be | D．may be |
—Tom is a quick learner, but he is ______ at times.
—That’s true. He is sometimes not calm enough.
| A．impolite | B．inactive | C．incorrect | D．impatient |
—Thank you for offering a great deal of _________ to me in my research.
—It was my great pleasure.
| A．information | B．ideas | C．thoughts | D．suggestions |
The girl is so excellent that you ________ praise her too much.
| A．mustn’t | B．can’t | C．shouldn’t | D．won’t |
— What do you think of the book?— Oh, excellent. It is worth ________ a second time.
| A．to read | B．to be read | C．reading | D．being read |
— How is your English study? — Not bad. But I ________ learning English grammar.
| A．am interested in | B．am good at |
| C．have no difficulty | D．have a little difficulty |