So that all the living things are dying out gradually .
| A．serious polluted the lake is | B．serious polluted is the lake |
| C．seriously polluted the lake is | D．seriously polluted is the lake |
a total of 90 athletes to the games. China shared a seventh place at the medal with Sweden in the Winter Olympics Games in Vancouver.
| A．Sending | B．Sent | C．To send | D．Having sent |
Tom had prepared carefully for his driving test so that he could be sure of passing it on his first .
| A．attention | B．expectation | C．attempt | D．desire |
Developing a low-carbon economy is global topic and the world needs
clean revolution with participation from everyone, decision makers to the children.
| A．a；the | B．a；a | C．the；a | D．／：the |
--- Shall I lock the lab now before I go home?
--- . I’ll check it myself later.
| A．Go ahead | B．No problem | C．No hurry | D．Don’t bother |
Since you have seen both fighters, will win?
| A．do you think who | B．who you think |
| C．who do you think that | D．who do you think |