题目内容：

 

Red squirrels were common(常见的) in British forests and countryside. But there are fewer than 140,000 red squirrels ______ now and most of them are in Scotland. However, grey squirrels are now so common that many people ______ them. They can hunt and kill them legally(合法).

The two types of squirrels look similar. They both have a long ______, which helps the squirrel to jump from tree to tree, and the same large eyes, small ears and powerful back legs. ______, the grey squirrel has a clear advantage(优势) over the red. The red squirrel has a head-and-body length of 19 to 23 cm and a tail length of 15 to 20 cm. But the grey squirrel is a ______ animal. The head-and-body length is between 23 and 30 cm. This size may let them store more fat and ______ them to live in a hard winter.

So ______ is the number of red squirrels smaller than that of grey squirrels? Size is one reason, but there are others. Red squirrels live high up in ______, while grey squirrels spend more of their time on the ground. This means the missing of forests greatly influences(影响) the red squirrel’s population. Another reason is the grey squirrel’s ______ to get food easily from people. Like the fox, the grey squirrel ______ live in towns and cities. The other problem for the red squirrel is illness, which is fatal to them.

1.A.leaves B.left C.leaving D.leave

2.A.dislike B.like C.watch D.keep

3.A.head B.tail C.nose D.mouth

4.A.Instead B.Moreover C.Otherwise D.However

5.A.smaller B.cleverer C.larger D.funnier

6.A.ask B.help C.tell D.teach

7.A.why B.what C.when D.how

8.A.trees B.hills C.skies D.clouds

9.A.quality B.hobby C.ability D.look

10.A.can’t B.need C.needn’t D.can