--_____ do you improve your listening?---I improve it _____ listening to BBC and VOA.A. How, with B. What, with C. How, by D. What, by
Would you please drive more ________, David? The train is leaving soon.
After a serious illness, he finally _______ how important his health is.
It is our ________ to look after our parents when they get old.
Our teacher is very kind to us. So we regard her ________our best friend.
He was ill , _______he still went to school on time.