He doesn’t do his homework ______________, though he has ______________.
| A．carefully enough, enough time |
| B．enough carelessly, time enough |
| C．carelessly enough, enough time |
| D．enough carefully，enough time |
【2013江苏盐城】Now the number of Chinese people working Africa more than one million.
| A．is | B．are | C．was | D．were |
【2013江苏扬州】A number of tourists ________ Yangzhou many times because it is such a beautiful city.
| A．have been to | B．has been to |
| C．has gone to | D．have gone to |
【2013辽宁鞍山】Neither he nor I__________ from Canada. We are from Australia.
| A．is | B．are | C．am | D．be |
【2013贵州安顺】Doing exercise good for your health.
| A．be | B．am | C．is | D．are |
【2013贵州安顺】In our school library there _____ a number of books on science, and in these years the number of them _____ growing larger and larger.
| A．are; is | B．is; are | C．have; are | D．has; is |