As there is less coal and oil, scientists are exploring new ways of making use of _____ energy, such as sunlight, wind, and water for power and fuel.
A.primary | B.alternative |
C.instant | D.unique |
----Do you mind if I use your bike? ----______.
A.Yes, please | B.Of course, please | C.No, go ahead | D.Yes, you can use it. |
It was the first time that I ____the sports meeting with so large an audience
A.had joined | B.have taken part in | C.have joined | D.had taken part in |
Have you seen Tom recently? I wonder ____ with his studies.
A.how is he getting along | B.that he gets along well |
C.how he is getting along well | D.if he is getting along well |
Lily has been in love with Tom ___ since she met him last year.
A.even | B.ever | C.never | D.still |
Students should form the habit of ____ everything important in class. Which of the following can’t be put in the blank?
A.putting down | B.taking down | C.setting down | D.tearing down |