Few people knew how to use the Internet in the past,_____?
Thereportersaid that theUFO east to westwhenhesawit.
childrenSimonand Jimare!They help Mrs.Licleanthe houseevery day.
CaoWenxuan’s newbook hasjust . Let’s goand buy one.
Thisschoolbag is notexpensive.Andtheprice ofit is the of the three.
—Dad,mustIpractise thepianotoday? —No,you _.You may doit tomorrow.