评论
打印
759.Both ________ and _____ laughter do harm your health.
A.burst out crying;burst into
B.to burst out tears;to burst into
C.bursting into tears;bursting into
D.bursting into crying;bursting out
760.Although punctual himself,the professor was quit used ______ late for his lecture.
A.to have students
B.for students'being
C.for students to be
D.to students'being
