Public __ of the problem will make the government take it seriously.
| A．existence | B．solution |
| C．awareness | D．evidence |
The _____ of news that a flood is coming is a staff working in the weather bureau.
| A．root | B．origin | C．source | D．resource |
I want to buy that kind of cloth because I _____ the cloth ______ well.
| A．was told; is washed | B．have been told; washes |
| C．have told; washed | D．had been told; washes |
Luckily, the bullet narrowly missed the captain _____ an inch.
| A．by | B．at | C．to | D．from |
--- Whose advice do you think I should take?
--- __________.
| A．Got it | B．That’s it | C．It’s up to you | D．Forget it |
He hurried to the airport and got _______ the plane just in time.
| A．on board | B．in board | C．on the board | D．in the board |