People develop ______ preference for a particular style of learning at ______ early age and these preferences affect learning.
| A．a; an | B．a; 不填 | C．不填; the | D．the; an |
Humans go againstnature soenvironment is getting worse and worse.
| A．the ; an | B．/;an | C．the;the | D．/;the |
—I’m consideringto Qingdao by air for my holiday.
—Why not tryby ship for a change?
| A．going;to travel | B．to go;to travel |
| C．going;travelling | D．to go;travelling |
The treesby the Japanese visitors are growing well.
| A．planted | B．planting | C．to plant | D．plant |
—What do you think of our country?
—Very beautiful.You know it is the first time that Ihere.
| A．will be | B．was | C．have been | D．had been |
Please don’t make so much noise.Ia novel.
| A．writes | B．am writing | C．wrote | D．was writing |