7、_to_take_my_medicine_tomorrow.5.要是他昨天来了该多好!(ifonly)If_only_he_had_come_yesterday!Ⅳ.单项填空1.Tomowns________largercollectionof________booksthananyotherstudentinourclass.A.the;/B.a;/C.a;theD./;the答案 B [acollectionof为固定短语,表示“一批(群)……”,collection意为“收集物;收藏品