Nowadays, more and more people are addicted _______ shopping on the Net, ______a challenge to traditional department stores.
| A．to doing; becoming | B．to do; to become |
| C．doing; having become | D．to dong; becomes |
______ tablet computers like Apple’s iPad just before bed, a researcher says recently, can lead to a poor night’s sleep.
| A．Using | B．Used | C．To use | D．Use |
Although _______ to be the best in a recent science competition, the student remains modest.
| A．judging | B．judged |
| C．judge | D．having judged |
--English has a large vocabulary, hasn’t it?
--Yes. _____ more words and expressions and you will find it easier to read and communicate.
| A．Know | B．Knowing |
| C．To know | D．Known |
I regret that I am unable to help you .
| A．saying | B．say |
| C．to say | D．said |
---What makes him so excited these days?
---________ a key university.
| A．Admitted into |
| B．Admitting to |
| C．Having been admitted into |
| D．Being admitted to |
When I got back home I saw a message pinned to the door ____ “Sorry to miss you; will call later.”
| A．read | B．reading |
| C．to read | D．Reads |
We paddled over and climbed on to the steamboat, as quiet as mice.
| A．kept | B．keeping |
| C．to keep | D．keep |
When first _______ to the market, the products didn’t attract much attention.
| A．introducing | B．introduced |
| C．was introduced | D．being introduced |
To master a foreign language, ______.
| A．a lot of practice is needed |
| B．it needs a lot of practice |
| C．practice is in need of |
| D．one needs a lot of practice |
_________ around our school campus, the visiting teachers from other schools were led to our meeting room.
| A．Having shown | B．To be shown |
| C．Having been shown | D．To show |
The living room is clean and tidy, with a dining table already ___ for a meal to be cooked.
| A．laid | B．laying |
| C．to lay | D．being laid |
He is so smart a student that he can make himself________ in simple English. That’s the reason why we like to talk with him.
| A．understand | B．to understand |
| C．understood | D．understanding |
Their claims _______, the cruel terrorists killed several hostages.
| A．were turned down | B．being turned on |
| C．turning out | D．turned down |
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