. He _____ his engagement just before the wedding.
The next generation of telescopes will reveal(显露;揭示)new parts of our universe that will seem surprising, just as the moon’s craters(坑) when observed 400 years ago.
The average cost of school residential trips was £ 48 in primary schools and £ 55 in secondaries in 2003, but £ 144 and £ 274 in 2009.
For areas that receive regular and plentiful rainfall, such detailed crop monitoring(监测)might not be useful or ;
But the next thing I knew, the car stopped, the airbags had , the windscreen broke, and smoke was coming out.
His mother hardly seemed to notice as the boy go of her hand.