---Have you heard of the Zhengzhou-Xi’an passenger Dedicated Line ___ can shorten 5 hours’ travel time between the two cities ?
---Of course .
A. where B. when C which D. who
—Mr. Wang, I have trouble ____ the text.
—Remember ____ it three times at least.
| A．to understand; reading | B．understanding; reading |
| C．understanding; to read | D．to understand; to read |
One of my teachers ____ an Englishman.
| A．is | B．are | C．do | D．does |
It is not polite ____ in public places.
| A．smokes | B．to smoke | C．smoked | D．smoking |
The girl saw a snake ____ on the road and was frightened.
| A．lie | B．lies | C．lay | D．lying |
—Is there ____ in your exercise book today?
—No, Mom. I did it very carefully.
| A．something wrong | B．wrong something |
| C．anything wrong | D．wrong anything |