After studying mass of data，they drew a conclusion
________China is still a developing country.
| A．that | B．which | C．／ | D．where |
___ us has a bike.
| A．No of | B．Not of | C．None of | D．Not |
When you are in the lab, you should ___ teacher’s instructions.
| A．follow | B．give | C．receive | D．listen |
The bread ___ bitter.
| A．is tasted | B．was tasted | C．tastes | D．eats |
His father had only a little money left ___ every month.
| A．in the end | B．to the end of | C．at the end of | D．at last |
He used the small room ___ a lab.
| A．like | B．as | C．to | D．about |