How did it come about ________ a quiet person should appear so wild today?
| A．whether | B．that | C．if | D．what |
The trouble with such resources as coal, oil and gas ______ that they are not renewable.
| A．was | B．are | C．have been | D．is |
Besides being able to walk on for three days without drinking, camels can also live for a long time ______ small quantities of food.
| A．with | B．on | C．by | D．without |
On the double 11th day, my uncle’s online store has successfully sold _____ shoes as last year, that is, it can hardly make ______ progress.
| A．as many twice; worse | B．as many twice; bad |
| C．twice as many; good | D．twice as many; better |
All the students don’t want ________ any misunderstanding among them.
| A．there is | B．there are | C．there being | D．there to be |
---- Have you bought the newly-produced equipment on display?
----- Not yet, for I still prefer ______ at my home.
| A．the one | B．it | C．that | D．one |