Now China is fighting against illegal cooking oil（地沟油）, a kind of waste oil _____can cause a lot of illness.
| A．which | B．whose |
| C．who | D．what |
Pandas would die ______ if people were allowed to hunt ______ they wished.
| A．out; as many as | B．away; more than |
| C．off; as much as | D．out; less than |
This is the only painting in this style ____________ we have.
| A．which | B．that | C．in which | D．in that |
___________ from space, the earth looks like a blue ball.
| A．To see | B．Seeing | C．See | D．Seen |
I suggested the meeting ______ at the manager’s office.
| A．hold | B．be held | C．is held | D．is to be held |
Today, we _____ work as hard as people did in the past.
| A．mustn’t | B．can’t | C．shouldn’t | D．don’t have to |