想要更多的了解定语从句，需要多做练习题，下面是小编分享给大家的高中定语从句练习题，希望对大家有帮助。
1.Don’ttalkaboutsuchthingsof__________youarenotsure.
A.which
B.what
C.as
D.those
2.Isthisthefactory__________youvisitedtheotherday?
A.that
B.where
C.inwhich
D.theone
3.Isthisfactory__________someforeignfriendsvisitedlastFriday?
A.that
B.where
C.which
D.theone
4.Isthisthefactory__________heworkedtenyearsago?
A.that
B.where
C.which
D.theone
5.Thewolveshidthemselvesintheplaces__________couldn’tbefound.
A.that
B.where
C.inwhich
D.inthat
6.Thefreezingpointisthetemperature__________waterchangesintoice.
A.atwhich
B.onthat
C.inwhich
D.ofwhat
7.Thisbookwillshowyou__________canbeusedinothercontexts..
A.howyouhaveobserved
B.whatyouhaveobserved
C.thatyouhaveobserved
D.howthatyouhaveobserved
8.Thereasonis__________heisunabletooperatethemachine.
A.because
B.why
C.that
D.whether
9.I’lltellyou__________hetoldmelastweek.
A.allwhich
B.that
C.allthat
D.which
10.Thattree,__________branchesarealmostbare,isveryold.
A.whose
B.ofwhich
C.inwhich
D.onwhich
11.Ihaveboughtthesamedress__________sheiswearing.
A.as
B.that
C.which
D.what
12.Hefailedintheexamination,__________madehisfatherveryangry.
A.which
B.it
C.that
D.what
13.We’retalkingaboutthepianoandthepianist__________wereintheconcertweattendedlastnight.
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