- Why do you look so disappointed？- My cell can’t work. And I wonder how I can ___________ it.

John will ________ Jake in the team in the coming match.

That night the band played many old songs, __________ the famous American song Country Road by John Denver.

My sister ______ the league last month and she has decided to ______ the activities to help the aged in town next week.

Don’t mention that at the beginning of the story, or it may _____ the shocking ending.

– Do you think the Stars will beat the Bulls? -- Yes. They have better players, so I _____ them to win.

It is a slow process to _______ a good knowledge of English.

The boy is seriously injured. So he is supposed _________ to hospital as soon as possible.

Do you think our teacher’s advice will _____ solving the problem?

---Can I help you? --- I’d like a ticket for tonight’s show. How much do you _____

We won’t _____ other athletes in the 100-meter race if we don’t spend more time training hard.

What I want to     to teenagers is that being addicted to the Internet will to some extent do harm to both mental and physical health．

If someone has to     an action or policy, they are responsible for it, and may be  required to explain it to other people or be punished if it fails．

One way to       species under' threat of extinction - whatever the cause - is to remove them to zoos and parks and breed them there．

Having heard wolves howling in the forest, Lala       her walk up the path to the caves fearing that there might be wild beasts lying in wait for her．

When he realized the police had seen him, the man ______ the exit as quickly as possible.

We’re running out _____________ fuel.

I received a call one morning from a lady, but she phoned________, as she kept asking to speak  to someone else who I didn’t know at all. 

After entering high school, he felt regretful for the time he had wasted playing computer games and studied hard to ________ it.

The British science fiction writer, Isaac Azimac, believes that robots are_____ ever to do harm  to a human being.