Nobody believed his reason for being absent from the class       he had to meet his uncle at the air port.

．—I wonder whether the speaker has arrived.— ________ ，I’ll check at the reception desk.

We stayed in a quiet hotel,__    _.

—Did Jack come back early last night?—Yes,it was not yet eight o’clock_______he arrived home.

With the nuclear crisis worsening in Iran, the world’s attention is fixed again on ________is called the Middle East.