A container weighs more after air is put in,_____proves that air has weight.
| A．as | B．it | C．that | D．which |
From ___ top of the tower, you can get ___better view of the city.
| A．a…the | B．the…a | C．the…the | D．a…不填 |
—According to my grandma, it is a good idea to eat chicken soup when you have a cold.
—, scientists agree with her.
| A．Sooner or later | B．Once in a while |
| C．To be exact | D．Believe it or not. |
The doctor thoughtwould be good for the patient to drink more water.
| A．this | B．that | C．one | D．it |
--- Why don’t you ride your bicycle today?
--- Oh, it broke down. It ________ now.
| A．is repairing | B．is being repaired |
| C．is repaired | D．will repair |
In the good care of the nurse, the boy isrecovering from his heart operation.
| A．quietly | B．actually | C．practically | D．gradually |