The newlylearnt words will be impressed on us only if they are ________used in everyday communication
How old is your son this year— ．We will have a special party for his birthday tomorrow．
The incomes of skilled workers went up ______， unskilled workers saw their earnings fall
Emergency line operators must always _____ calm and make sure that they get all the information they need to send help.[ ]
MrBlake ____ Shanghai in a few daysDo you know when the earliest plane ____ on Sunday?
