Astronomy：the science of the stars 课时作业

                                        -----必修3 unit 4

Ⅰ.单项填空

1．—Why does Mr Black look so sad this morning?

—I hear that a fire________in his house and lots of valuable things were burned last night.

A．broke into　　　　　　　     B．broke up

C．broke down                         D．broke out

2．I intended to catch the early train，but I didn’t get up______.

A．at a time                              B．at one time

C．in time                                D．in no time

3．The harm the modern farming methods have done________the countryside is considerable.

A．on                                      B．to

C．at                                       D．for

4．________you’ve got a chance，you might as well make full use of it.

A．For                                     B．Because

C．Even though                        D．Now that

5．—Can I look at the menu for a few more minutes before I decide?

—Of course.________，sir.

A．Make yourself at home                B．Enjoy yourself

C．It doesn’t matter                       D．Take your time

6．Completely lost in the exciting________of the football match，Tom didn’t feel his pocket picked.

A．scene                                  B．view