【2014安顺】 This is useful book, book is my brother's.
| A．a; the | B．an; the |
| C．a; an | D．an; a |
You have been to Beijing. How long _______ you ______ there/
| A．did…stay | B．have…stayed | C．do…stay | D．will…stay |
You _______ to tell him the news. It will make him sad.
| A．needn’t | B．shouldn’t | C．couldn’t | D．don’t need |
Many experts think pigs are ______ to train than dogs or cats.
| A．easier | B．much easy | C．more easily | D．too easy |
Five _______ students from different schools took part in the English contest last Saturday.
| A．hundred of | B．hundred | C．hundreds of | D．hundreds |
Many scientists say that it’s important for us to have ______ food in our diet.
| A．a variety of | B．a great deal | C．a large number of | D．a good many |