— I have no question at the moment, sir.
— Don’t ________ to call me if you need a hand. I’ll help you.
| A．wait | B．hesitate | C．delay | D．abandon |
The huge picture looks more beautiful _____ the blue sky.
| A．to | B．against | C．over | D．under |
Ms. Claire is a strict but kind teacher, _____ I respect and appreciate most.
| A．that | B．what | C．one | D．which |
There is a small group of English words which even some native speakers and writers find _____.
| A．puzzled | B．to be puzzled | C．to puzzle | D．puzzling |
I got _____ bad toothache yesterday，which kept me awake _____ whole night
| A．a; the | B．不填; a | C．the; a | D．a; 不填 |
—Good morning, Grand Hotel.
—Hello, I’d like to book a room for the nights of the 18th and 19th.
—_____.
| A．What can I do for you? | B．Just a minute, please. |
| C．What’s the matter? | D．At your service |