---Did you telephone the manager's office?

---Yes, he ________ back before 9 o'clock this morning.

Most great inventors in the capitalist(資本主義的)society meet with much opposition to their inventions from the people who place their interests before those of the people．

Question：The underlined word“those”refers to ________．

Some plants have relatively ability not to be affected by a great many diseases, while others have susceptibilitv to them．

Question：The underlined words“have susceptibility to”mean ________．

A globalized workforce, with better transport links and remote access to office resources means that traveling long distances to work has become commonplace and more popular．Job commuting has become a reality for millions so people can choose where they live．

Question：What does the underlined phrase“Job commuting”mean?

--- You should find ways to bring down the cost．

--- Yes,I'll try to do ________ is necessary for it．

Waves from earthquake-generated tsunamis can travel at speeds exceeding those of a jet airplane, making an early warning system all the more important, delegates said．

Question：The underlined word“exceeding”means ________．

Aquaculture is one of the world's fastest growing food industries．It is replacing commercial fishing in many places and is reducing the price of salmon to about a third of its earlier price．The other benefit of aquaculture is that it allows the wild salmon population to recover．About a quarter of a million more salmon returned to their home rivers to produce eggs each year in the mid-1990 s．

Question：What can we conclude from the last paragraph?

---I didn’t go to work yesterday afternoon because my car broke down．

---You ________ mine．I wasn’t using it．

---We took a taxi and arrived at the station an hour earlier．

---You ________ it．Time was enough for you to go there by bus．