. ----Peter, where did you guys go for the summer vacation?
----We________ busy with our work for months, so we went to the beach to relax ourselves.
| A．were | B．have been | C．had been | D．will be |
Rose found her toy bear _______ under the chair.
| A．hiding | B．to hide | C．having hidden | D．hidden |
As we joined the big crowd, I got ________ from my friends.
| A．lost | B．separated | C．spared | D．missed |
________ theme of the Shanghai Expo is “Better city, better life”． It will send _____ message to people around the world to care about the places where they live．
| A．/…a | B．The…a | C．A…the | D．/…the |
Please leave your phone number ______ we can get in touch with you in case of emergency.
| A．so that | B．on condition that | C．for fear that | D．so long as |
They demanded that the books ______ to the school library right away.
| A．should return | B．be returned | C．were returned | D．returned |