NATIONAL PARKSA. PHONETICSI. 1) A. NATURE 2) A. PARKED 3) D. WEARII. 4...

28) - BAI TAP TRAC NGHIEM TIENG ANH 10
BAI TAP TRAC NGHIEM TIENG ANH 10

28) had studied

29) would have had 30) had had/ would have gone

C. READING