tablet computers like Apple’s iPad just before bed, a research says recently, can lead to poor night’s sleep.
| A．Using |
| B．Used |
| C．To use |
| D．Use |
Someone called me up in the middle of the night, but they hung up ______ I could answer the phone.
| A．as | B．since | C．until | D．before |
Please tell me the way you thought of ______ the garden.
| A．take care of | B．to take care of |
| C．taking care of | D．how to take care of |
In New England, I made lots of friends ______ a very practical knowledge of the English language.
| A．get | B．to get | C．getting | D．got |
______ top students who were excellent at every subject all went either to Bashu or the No. 3 Middle School of Chongqing.
| A．Few of | B．Few | C．The few | D．A few |
He is ______ as a leader but he hasn't ______ in teaching.
| A．success; many experiences | B．a success; much experience |
| C．great success; an experience | D．a great success; an experience |