Which floor do you live on， Bob？
I live on the floor． There are floors in our building．（ ）
| A． |
twelfth； twenty |
B． |
twelfth； twentieth |
| C． |
twelve； twenty |
D． |
twelve； twentieth |
The engineers____a new computer in our classroom the whole yesterday morning，so we had our classes in the school hall．（ ）
A．were fixingB．fixed
C．have fixedD．are fixing
In Chinese culture，children born in the Year of the Monkey are said to be smart．
Yes．They are always full of energy，so I think they are also_____．（ ）
A．honestB．generousC．livelyD．modest
Which would you like to read，paper books or e﹣books？
My parents only allow me to read paper books．They____my eyes．（ ）
A．talk aboutB．hear about
C．learn aboutD．worry about
Last year，five Chinese teachers_____to a school in the UK to teach the British students in Chinese style for four weeks．（ ）
A．was sentB．were sentC．have sentD．sent
Have you been to Suning Plaza（苏宁购物中心）in our city？
No．Although it____for more than a week，I'm far too busy to go there．（ ）
A．has startedB．has been on
C．has been openD．has opened