1 . Shelly had practiced hard for the driving test so that she could be sure of passing it on her first_________.

A．attraction	B．attempt
C．arrival	D．article

2 . Keeping ______ hours does good to your _______.

A．common,health	B．regular,health
C．familiar,healthy	D．usual,healthy

3 . _____ of the students who took part in the military training is 450.

A．A number

B．A lot

C．Lots

D．The number

4 . We all felt a sense of ______ when we saw so many overseas Chinese
coming back safe and sound from Libya.

A．security

B．relief

C．emergency

D．achievement