—It is said that Jack is very rich and is always changing his private cars.What is he?— ,I am not sure.
----When did ______ accident happen? -----Let me see. It was on _____ very hot afternoon in August.
Whocanthinkofasituation__________thisidiomcanbeused?
You may choose one from _________ was left.
It isn't decided yet _______ we will attend the meeting.
It takes time to build ______ when you are learning a difficult skill.