A.ping atm vci 0.100 interface at-0/1/0 end-to-end
B.ping atm vci 0.100 interface at-0/1/0 circuit
C.ping atm vci 0.100 interface at-0/1/0 far-end
D.ping atm vci 0.100 interface at-0/1/0 final-hop
第1题:
______ he come, what you say to him?
A. If, will
B. Should, would
C. When, would
D. Would, do
15.答案为B 与将来事实相反的虚拟语气,只能选should。
第2题:
If you don’t like to swim, you _____as well stay at home.
A)should B)may C)can D)would
选B,因为might/may as well 或者 just as well 都是表达"不妨,做好...的意思."
第3题:
第4题:
[A] which [B] that [C] what [D] when
第5题:
A.should
B.have to
C.must
D.would
第6题: