29．There are also instructions about the________of all the buttons and switches．
| A．purpose | B．function | C．power | D．Effect |
Who do you think is the man you are going to turn for help when you are ?
| A．who; in danger | B．to whom; in trouble | C．with whom; in danger | D．for whom; in trouble |
seems to be one of the main reasons for many people in today’s world.
| A．Having an adventure; to travel | B．To have an adventure; traveling |
| C．Have an adventure; to travel | D．To give an adventure; traveling |
He often helps his teachers and classmates, and is good at almost all his subjects. , he is worthy of the honor of Top Students.
| A．What’s more | B．To our surprise | C．However | D．In general |
–How often do you go to see your parents?
--Not very often, I’m afraid. But I manage to see them .
| A．each other week | B．each two weeks | C．every other week | D．every another week. |
The students running on the playground are all in their uniforms, so it’s hard for you to my sister in them.
| A．take up | B．take out | C．pick up | D．pick out |