The lecture on DNA repair technology was all right__ but it went on too long
A.by itself
B.in itself
C.of itself
D.despite itself
第1题
A.assure
B.insure
C.secure
D.guarantee
第2题
A.18 member
B.18-member
C.18-members
D.18 member’s
第3题
A.question
B.problem
C.puzzle
D.issue
第4题
A.the habit to me
B.the habit with myself
C.myself of the habit
D.of the habit myself
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