Chinaisgettingbetteratmakinghi-techproducts_________canbeboughtinallpartsoftheworld.
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-Frank,look!Whoarethechildrenunderthetree______waitinginaline?-TheyarethestudentsfromtheNo.1PrimarySchool.
A. thatare
B. whereare
C. whichare
D. whois
Notallchildren________watchthisvideowillbecomeascientist,butsomemaybecomeinterestedinscience.
A. whom
B. which
C. who
D. whose
Successalwaysbelongstothose___havetriedtheirbesttomaketheirdreamscometrue.
A. who
B. whom
C. whose
D. which
-Theboy_______lostiscryingthere.-Howdoyouknowhegetslost?
A. whose
B. who
C. who’s