The gas tank____________ twenty gallons of gas, but now it may____________ only three gallons.
It is a common in the USA that you should make an appointment if you want to see a doctor.
The flu virus seems to beto medicine, for I have taken medicine for a whole week, but I am still suffering from a bad cold.
20. The managers discussed the plan that they would like to see _______the next year.
It was so noise in the classroom that I could hardly make myself _______though I raised my voice.
_______his answer, I decided to try calling him up again.