He was just about to jump into the river luckily his guide saw him and stopped him.
| A．while | B．as | C．when | D．since |
What kind of conclusion can weafter having discussed for such a long tinte?
| A．come out | B．come to | C．bring up | D．1ead to |
One of the best ways for people to keep fit is to _______ healthy eating habits．
| A．grow | B．develop | C．increase | D．raise |
The building around the corner caught fire last night．The police are now _______ the matter．
| A．getting through | B．working out | C．looking into | D．watching over |
Mr. Joe, principal of the school, advised that all the kids the burdens if they wanted to do better.
| A．carry out | B．put away | C．break down | D．get off |
Some students arenet surfing．which does great harm to their physical and mental health
| A．addicted to | B．related to | C．addicting to | D．relating to |