The Turners are sitting ______ the breakfast table, aren't they?

[   ]

　　A. on   B. at   C. in   D. onto

The meeting-room is filled ______ people.

[    ]

　　A. by   B. of   C. with   D. on

The letter is written ______ English.

[    ]

A. by   B. in   C. with   D. from

What's the matter ______ your bike? It makes lots of noise.

[    ]

　　A. by   B. of   C. in   D. with

You'd better ______ out for a walk after supper.

[    ]

　　A. to go   B. go   C. went   D. going

We'll end the strike if the boss ______ to us.

[    ]

　　A. will give in   B. gives in   C. will give up   　　D. gives up

[    ]

　　A. much, many   B. many, much   C. much, much   　　D. many, many

[    ]

　　A. something important　　

　　B. important something

　　C. no important something

　　D. anything important

The Great Green Wall is ________ and ________.

[　　]

A．long 7,000km, wide 400 and 1, 700 km.

B．7 , 000 km. long, 400 and 1, 700 km . wide

C．long 7 ,000km, wide between 400 and 1, 700 km.

D．7 , 000 km . long , between 400 and 1, 700 km . wide

We get to know that it' s important ________ us ________ plant more trees .

[　　]