One of the requirements for a fire is that the material ____to its burning temperature.
| A.is heated | B.will be heated | C.be heated | D.would be heated | 
--- The report is difficult to write.
  --- You can surf the internet, where you can find _____ information and useful expressions.
| A.a lot | B.a good many | C.plenty of | D.a large number of | 
The tourist industry has _______ a great number of different jobs.
| A.invented | B.developed | C.discovered | D.created | 
There was no ______ that she was a good teacher.
| A.reason | B.fact | C.doubt | D.wonder | 
—Mary’s score on the test is the highest in her class.
 —Really? Shehave studied very hard.
| A.may | B.ought to | C.must | D.should | 
—How is Dennis getting along with his work?
 —Well, he could always __________ a new idea for increasing sales.
| A.come up with | B.come about | C.get away with | D.get up |