-----Why can’t you answer my question? I gave you some tips just now. -----Sorry. I ______a magazine.
Actually it was the passenger ________ the driver that caused the serious accident on the road.
Many developed countries have agreed to help the less developed ones but it remains ________ whether they will take action or not.
A great welcoming party was held yesterday ________ the visiting president, Mr. Xi Jinping.
_______ part that vocabulary plays in learning _______ foreign language should never be ignored.
No judgement ________ about the case until all the evidences have been carefully checked.