A.once they grow | B.they grew once | C.that once grew | D.once grew |
A.That.. must be given | B.What…should give | C.Whether… would be given | D.What… be given |
A.that | B.which | C.from that | D.form which |
A.that had taken place | B.taken place | C.that had happened to | D.happened |
A.when | B.on which | C.in which | D.that |
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