To our relief, Xiaodan as well as the other children who ______ no parents ______ good care of in the welfare institute.
We had to be patient because it ______ some time ______ we got the full results.
In many countries, packets of cigarettes come with a government health warning ______ them.
— I am sorry the traffic is so heavy. — Does that _______ why you are so late?
I didn’t see her in the meeting room this morning. She _______ at the meeting.
The boy decided to climb the mountains _______ he knew he would face many difficulties.