Our plane delayed taking off as we ran into a storm. We were ________ for several hours at the airport, waiting for the storm to clear up.
—How long do you suppose it will be____ Xiamen Railway Station comes into operation? —Twenty days or so.
The twins ___ closely in appearance,but are totally different in character.
The students in our school are encouraged to involve themselves in group activities,whether in or after class,______ they can develop their team spirit.
His brother , who____ in the army for five years,is now running a farm in our village
The Ministry of Public Security has recently started a nationwide ____speeding,overloading and running red lights.