At times, worrying is a normal________ to a difficult event or situation—a loved one being_______ in an accident, for example.
—Now, where is my key? —! They are waiting for us at the school gate.
The teaching building in the big earthquake was our chemistry lab.
He knows little English that he has never been offered an job.
He looks forward with great interest the 2010 Shanghai Expo in the summer holiday.
________ the phone functions get, it doesn’t make much sense to those using it mostly for calling.