Self﹣driving is an area _______ China and the rest of the world are on the same starting line．（ ）
| A． |
that |
B． |
where |
C． |
which |
D． |
when |
________ with the courage and determination of the young cancer patient, many people left messages in his microblog, encouraging him to fight with the disease.
| A．To impress | B．Impressing |
| C．Having impressed | D．Impressed |
Having taken our seats, _______.
| A．the professor began the lecture |
| B．the lecture began in no time |
| C．we were attracted by the lecture immediately |
| D．the bell announced the beginning of the lecture |
The students listened carefully to the teacher with their eyes _____ on the blackboard.
| A．focused | B．to focus |
| C．focusing | D．being focused |
With our knowledge practice , we can make contribution to our society.
| A．to base on | B．basing on |
| C．based on | D．base on |
The most popular food ______ on menus in western countries is hamburger.
| A．include | B．including |
| C．to include | D．included |