--Oh, must you? Stay a longer. It’s been such fun having you--__________. I’ve got an early start tomorrow morning.
The first decade in the 21st century is the one ______ many significant advances are made in China.
—Hey, dad. ______ —I can’t find my glasses.
—Do you know Tom came _____ third in the marathon held yesterday? —Yeah!And it was _____ 18-hour bicycle marathon.
With a lot of difficult problems ____, the manager felt like a cat on hot bricks.
I am very sorry we made such a _____ decision, but there was really no time left for us.