Every possible means _______to prevent the air pollution, but the sky is still not clear.
| A．are being used | B．have been used | C．has been used | D．had been used |
All the people around the world have the same simple dream ______ they will always live in peace and comfort.
| A．that | B．when | C．how | D．whether |
I want to buy Mother something ______ for her birthday, but I don’t know what she likes best.
| A．offered | B．devoted | C．intended | D．contributed |
______ their house in London, they also have a villa in Spain.
| A．More than | B．Apart from | C．As well as | D．In terms of |
–I’m losing my eyesight, I’m afraid.
--To finish this book, you ______ in front of your computer too long.
| A．work | B．are working | C．have been working | D．worked |
How can you expect to make progress ______ you never listen in class?
| A．before | B．until | C．though | D．when |