The manager found that his office ______ the day before.
| A．had broken in | B．has been broken into |
| C．had been broken into | D．has been broken in |
Walking in space _________sound easy, yet great care and skills are required.
| A．may | B．shall | C．should | D．must |
—Did you watch the cartoon film Astro Boy in the People’s Theatre last night？
—I had planned to, but it_________hard all the time.
| A．is raining | B．was raining | C．has rained | D．rained |
Jeff sold most of his things. He has hardly_________ left in the house.
| A．something | B．everything | C．nothing | D．anything |
The survey_________in our school last month shows that about 2 percent of the students are addicted to Internet games.
| A．conducting | B．having been conducted |
| C．conducted | D．to be conducted |
Yao Ming’s basketball career _______ after years of hard work and now he is popular in the world.
| A．took on | B．took off | C．took up | D．took out |