The old teacher lay wide awake on his bed, ___________ all the problems he had to deal with the next day.
Come and see me whenever ___________.A you are convenient B you will be convenient C it is convenient to you D it will be convenient to you
Only after his friend came _______.
______ with a difficult situation, Amold decided to ask his boss for advice.
Would you gather enough courage and energy to ______ the leadership of the dance group?
Eating too much fat can ______ heart disease and cause high blood pressure.