What makes the space shuttle is that it takes off like a rocket but lands like an airplane.
Our team was ahead during the first half, but we ________ in the last ten minutes.
—Have you heard that Tom,along with his parents,______to Japan?—Really?No wonder I haven’t seen him these days.
As soon as he comes back, I’ll tell him when ______ and see him.
Great changes ______ in my hometown in the past twenty years.
It _____ long before we _____ the result of the experiment.