—Can I tell Peter about the news?
—No, I don’t want anyone else to know it. You _______keep it to yourself.
| A．must | B．need | C．can | D．may |
The Greens used to live in London and now they ________ in Beijing.
| A．used to live | B．are used to live |
| C．are used to living | D．are used for living |
The train was travelling _______ low speed at that time.
| A．by | B．in | C．at | D．with |
— Have you ever been to Sanya? — Yes, ________already.
| A．sometimes | B．some time |
| C．sometime | D．some times |
—__________is it from Nanjing to Yangzhou? — About one hour’s bus ride.
| A．How long | B．How soon |
| C．How far | D．How many hours |
The song was so sweet. We couldn’t stop__________along.
| A．singing | B．to sing |
| C．to singing | D．sang |