—Jack bought a new mobile phone the other day.
—_______?That’s his third one in just one month.
| A．Had he | B．Did he | C．Does he | D．Has he |
Over the last few years, the number of students participating in volunteer programs _______ sharply in our school.
| A．was increasing | B．has increased |
| C．had increased | D．increased |
No one is beyond the law, so it is _______ that the young talented university student was sentenced to death for murdering his roommate with poison.
| A．avoidable | B．surprising |
| C．reasonable | D．astonishing |
_______ is part of children’s nature. They always insist on getting to the bottom of everything.
| A．Motivation | B．Imitation |
| C．Generosity | D．Curiosity |
If you join our club, I will be with you every step, _______ you to speak English.
| A．to push | B．pushed | C．pushing | D．being pushed |
—Thank goodness! You came here at last.
—You can hardly imagine what great trouble I have taken _______ your house.
| A．to find | B．finding | C．found | D．having found |