A red sky in the morning ______ to be a sign of bad weather.
| A．says | B．is saying |
| C．has said | D．is said |
—Jack Brown is very clever and he studies hard as well.
—No ________ he comes out first in the exams.
| A．answer | B．question | C．wonder | D．problem |
—Paul has gone abroad to try his luck.
—In my _______, his decision is not wise.
| A．word | B．view | C．sight | D．way |
The financial crisis has put the world economy in a difficult _________.
| A．occasion | B．condition | C．evaluation | D．situation |
The collapse of the World Trade Centre has put US economy in a difficult___________.
| A．occasion | B．case | C．situation | D．background |
More and more people choose to shop in a supermarket as it offers a great _______of goods.
| A．variety | B．mixture | C．extension | D．combination |