When _____ a career, you’d better consider all the possible respects.
| A．to choose | B．chose | C．choosing | D．chosen |
Have you got any ______ to make?
| A．impressions | B．comments | C．reactions | D．opinions |
In American there are more households(户主) with pets than ____ with children.
| A．those | B．these | C．ones | D．that |
The wild flowers looked like a soft orange blanket the desert.
| A．covering | B．covered | C．cover | D．to cover |
In communication, a smile is usually _____ strong sign of a friendly and _____ open attitude.
| A．the; / | B．a; an | C．a; / | D．the; an |
— Hurry up, I think it’s going to rain.
— ______ . The skies are dark and cloudy.
| A．Not really. | B．I guess so. | C．Why not? | D．How great! |