I tried to () that everybody understood the instructions.
A.secure
B.assure
C.ensure
D.issue
A.appoint
B.assign
C.arrange
D.assure
A.assure
B.in the future
C.sums
D.be paid
A.Sure,but I have to prepare for the exam
B.Thank you all the same
C.Leave it to me,I assure you
D.I"m afraid I can’t make it by then