7、I know the reason that she looks so worried.3 y2 g" j# ^$ C+ H5 n
8、He left me the book, that is very useful for me. : F) ?. H4 c# e. L; E 9、This is the room which food is kept. % ~+ l; ~# M% F" T' f6 A3 N 10、April 15, 1976 is the day when we’ll never forget.2 V/ g$ r# d1 N& ?2 [, Q' D" _' M( F
11、The man came yesterday is our English teacher. ( e5 `$ B7 v7 q4 n. w 12、I know the student was praised at the meeting last week.1 D4 ^/ P5 k: s% o# p
7、that—why 8、that—which 9、which—where - K4 S5 [: | Q4 q" D+ r {% K7 w 10、when—which \ that 11、man后面加who 12、students后面加who