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1 George and his classmates have got _________- knowledge from the scientist's report.
A a few
B a lot
C many
D much
2 You know the way of improving our spoken English is ________ it as often as we can.
A speak B spoken C to speak D to speaking.
3 Happy wants his staff to speak to their customers ________ when they visited the shop.
A badly B luckily C accurately D politely
4 As we all know ,wood and stones _________ bridges in many countries.
A used to build
B used to building
C are used to build
D are used to building
5 You'd better _________ early tomorrow so that you can get there on time.
A show off
B set off
C keep on
D turn off