6道选择题(补3-29)

6道选择题(补3-29)
完成79-85选择题并附上一定解释,
79._____ was once regarded as impossible is very common today.
a.that b.which c.what d.who
81.---why was the road crowded?
--- because the traffic was____ by a car accident.
a.held up b.held back c.held out d.held to
(a,b 2个阻止有什么区别?C是坚持的意思吗?)
82.the spaceship “shenzhou vi” was launched on oct.12 and was given ____ broadcast by cctv
a.alive b.lively c.life d.live
(D现场的?)
83.he ______ to be a very difficult colleague to get along with
a.considered b.confirmed c.proved d.regarded
(a,b,d 有什么区别?)
84.he___ the invitation to the party with pleasure.
a.declined b.refused c.received d.accepted
(a,b2个谢绝的不同之处?)
85.mum tried to _____ his son to give up smoking but he insisted on it.
a.suggest b.persuade c.prevent d.make
(选B?)