We should ________ adjust ourselves to the development of our society.
| A．strictly | B．hardly | C．occasionally | D．constantly |
Tom should not be sent to carry out the task________，he hasn't had enough experience.
| A．for a start |
| B．by the way |
| C．on the other hand |
| D．sooner or later |
Earth Day is celebration of life and our planet. It is a reminder that we need to ________the world we live in and that we should learn to respect life and nature.
| A．care about |
| B．think of |
| C．refer to |
| D．watch out |
After many attempts，she ________managed to get promotion.
| A．immediately |
| B．suddenly |
| C．naturally |
| D．eventually |
There is no ________to what you can do if you try.
| A．number |
| B．wonder |
| C．limit |
| D．matter |
—Henry，________the light is ________when you leave the lab.
—All right.
| A．be sure；turned on |
| B．make sure；turned off |
| C．sure；turning off |
| D．make sure；turning off |