It was only when I reread his poem recently __________ to appreciate its beauty.
| A.that I began | B.did I begin |
| C.I began | D.until I began |
The government has considered________ many steps ________the environment free from pollution.
| A.to take; to protect |
| B.taking; to keep |
| C.to have taken; stopping |
| D.having taken; preventing |
You’d better focus all your attention on the class. ________ you’ll miss the most important points.
| A.If not | B.If so | C.If any | D.If ever |
Suffering from war, hunger and illness, many African children are ________ food, love and care.
| A.in case of | B.in charge of |
| C.in face of | D.in need of |
There is a peaceful and calm ________ in the country, quite different from that of a big city.
| A.climate | B.atmosphere |
| C.system | D.situation |
---Where did you ________ our chemistry teacher?
--- It was in the supermarket ________ I bought the moon cakes.
| A.happen to meet; that | B.come across; where |
| C.meet with; what | D.run into; which |