——Colin,what’s this in English? ---__________.A.This is a penB.It’s a penC.It’s pen
Excuseme,couldyouhelpme?Idon’tknow_________exchangemoney.
We will write a letter to you as soon as I________free time.
We heard someone________in the next room.
________our surprise,he went out of the forest by himself.
They had the same opinion.I was also _____agreement.