It may not work out that one living in an English-speaking country will acquire the language ________.

sometimes keeps her awake at night isTom is getting more and more quiet at home.

My favourite sport is skiing. It’s __________thanrunning.

_________ has he taught in the school—Since he left the college.

don’t understand how you should spend so much money in only one month. Please ________ each sum of the money you spent to me.[ ]