---In recent years, problem of global warming had been very serious. ---That is right. People are facing number of natural disasters now.
---In recent years,
problem of global warming had been very serious.
---That is right. People are facing
number of natural disasters now.
—you like the car so much,why not drive it back? —Well,I can’t afford ________car.
She was afraid __________ the dog in case it became dangerous.
I__________ you somewhere before, but your name has escaped me_________.
What worried the child most was _________ to visit his mother in the hospital.
--How long ___________ each other before they__________ married? --For about a year.