_________, so she had to be sent to hospital.
It is reported that in our country cities __________ heavy air pollution that is 30 percent above the national standard or higher should try to meet standards by 2030.
-Is it all right if I sit here? -__________,sir. The seats are for elderly people only.
She knows that as a secretary she must be pleasant and helpful no matter __________ busy she is or what kind of __________ she may be in.
He can __________ his breath under the water for five minutes.
After several sleepless nights, Mr Johnson __________ a perfect solution to the financial problems of his company.