The students from Xinjiang enjoy staying in our school because everyone is _____ to them.

A) friendly   B) gently     C) happily     D) politely

We hope that with the help of the new skill, Liu Xiang can run _____ than before.

A) fast    B) faster     C) fastest     D) the fastest

Take the exam carefully, _____ you won’t get full marks.

A) but     B) and     C) or     D) so

We didn’t start our discussion _____ everybody arrived.

A) since     B) if     C) while    D) until

You _____ lose your way if you walk alone in the mountains at night.

A) may     B) need     C) should     D) ought to

By the end of last month, I _____ all the CDs of Justin Bieber.

A) collect     B) collected     C) have collected     D) had collected

Now my father _____ his bike to work every day instead of driving.

A) ride     B) rode     C) rides     D) will ride

We are glad to hear that the Greens _____ to a new flat next week.

A) move     B) moved     C) will move     D) have moved

An official _____ by some reporters on food problems in Shanghai yesterday.

A) is interviewing     B) is interviewed      C) was interviewing     D) was interviewed

As we all know, it’s not polite to keep others _____ for a long time.

A) wait     B) waited     C) to wait     D) waiting