Unit4Topic3Ⅰ
—Doyouknowfor_____thatitwasmadein1980
—Yes,Ido
certainB
certainlyC
doubt()2
Therearemanykindsofpollutions,_____,airpollution,lightpollutionandsoon
forinstanceB
exampleC
howeverD
instance()3
SmithisourEnglishteacher_____hastaughtusforthreeyears
whereD
which()4
Thebabyshould_____athome
betakencareB
betakencareofC
takecareD
takecareof()5
Manystudentshavemobilephones_____areusedtoplaygames
where()6
HarryPotterandSorcerer’sStoneisquiteagoodbook
It’sworth_____
readsC
toreadD
reading()7
Yourcar_____beputhere
Pleaseputitoverthere
can’tB
maynot()8
Scientistsaredoingexperimentsinorderto_____theMarssoon
exploreB
exploredC
thatexploreD
toexploring()9
Thereisno_____thatphoneplaysanimportantroleinthemodernlife