In the future, robots will ______ help people do many things, such as washing and cooking.
| A．look forward to | B．be ready to |
| C．be able to | D．be good at |
He has two pets. One is a dog, ______ is a cat.
| A．the other | B．other | C．others | D．another |
— Will you stay for lunch?
— Sorry, I ______. My brother is coming to see me.
| A．needn’t | B．can’t | C．shouldn’t | D．mustn’ t |
I phoned you at six yesterday evening, ______ nobody answered.
| A．because | B．or | C．but | D．so |
— ________ did you last see him?
— Two weeks ago.
| A．How | B．Where | C．What | D．When |
There ______ little water in the river.
| A．be | B．am | C．is | D．are |