| The entrance exam is only fifteen days away from now. You will fail the exam ______ you study hard from now on. |
A. if B. as soon as C. unless D. although |
| Jack found ______ hard to get along with the other boys in his class. |
A. it B. that C. this D. those |
| I have _______ to tell you. Please listen to me. |
A. important something B. something important C. important anything D. anything important |
| Tom is sad. Everyone is trying to _______. |
A. cheer him up B. pick him up C. dress him up D. call him up |
| The scientists told us _______ about three days from the earth to the moon by spaceship. |
A. whether it takes B. that it takes C. if did it take D. that did it take |