In 1997, people will ______.A．not use any electricityB．use more electricity than they do t

Wait a moment, please. Richard will be back ______.A．in no timeB．at no timeC．at timesD．at

In the future, people will mainly depend on ______ energy.A．sunB．solarC．mineD．mineral

People in a foreign country, sometimes, will lose their _________, not knowing who the

People will feel painful when a person______is hurt no matter what causes the injury.A．the

How will disabled people escape in a（n) ________.A urgencyB contingencyC emergencyD ag

The meeting will be put off______no adequate preparations are made.A．in no caseB．in the ca