Years ago we didn’t know this , but recent science______that people who don’t sleep well soon get ill.
| A．showed | B．has shown | C．will show | D．is showing |
—Daddy，will you come home for supper with US today?
—, but I might be a little late.
| A．I'm busy | B．No problem | C．I'm sorry | D．It's hard to say |
Jenny likesmusic，but she doesn't likespots.
| A．不填; 不填 | B．不填; the | C．the; the | D．the; 不填 |
–I wonder if Anna is willing to take over the project during your absence
— ________, does it?
| A．It doesn’t make any sense |
| B．It doesn’t hurt to ask |
| C．It makes a difference |
| D．It takes no time |
Different countries have different cultures and laws. You have to be prepared to ______ the change when you move to a new country.
| A．adapt to | B．test out | C．set aside | D．reflect on |
As a journalist, Joan finds _______ worthwhile to spend time chatting with people of different backgrounds and nationalities.
| A．one | B．that | C．her | D．it |