It was never clear _____ the man hadn’t reported the accident sooner. [ ]

People try to avoid public transportation delays by using their own cars, and _____ this creates further problems.

xt morning she found the man___________ in bed, dead

There is no need_____，because the flight has beencancelled．

25. –––– How did you feel when Linda won the gold medal in the 29th Beijing Olympic Games? –––– I couldn’t be _______.