Ihavemanyfriends,some____arebusinessmen.
A. ofthem
B. fromwhich
C. ofwho
D. ofwhom
Aftertheearthquake,manynewbuildingswereputup____thereweretrees.
A. intheplacewhere
B. inplaceinwhich
C. theplacewhere
D. where
ThereareseveralresearchcentersinChina____acertaindiseasecalledBirdFluisbeingstudied.
A. which
B. where
C. when
D. that
Thetreatmentwillcontinueuntilthepatientreachesthepoint____hecanwalkcorrectlyandsafely.
A. when
B. where
C. which
D. that