The price system is a complex network composed of the prices of all the products bought and sold in the economy as well as of a great number of services.
| A．the one | B．that | C．ones | D．those |
After a long _____, the bill was passed by the House of the Commons.
| A．argue | B．debate |
| C．discuss | D．quarrel |
Americans eat _____vegetables per person today as they did in 1910.
| A．more than twice as many |
| B．more than twice |
| C．twice as many as |
| D．as twice as much |
--Can you help me with the maths homework, mom?
--You can’t always _____ other’s help for your homework. Do it by yourself this time, Dear.
| A．wait on | B．rely on |
| C．insist on | D．turn on |
Little Tom admitted ______ in the examination, ______ the teacher his word that he wouldn’t do that again.
| A．to cheat; to give | B．cheating; kept |
| C．having cheated; giving | D．to have cheated; keeping |
When the teacher came in, the students pretended_______ the text.
| A．to read | B．to be reading |
| C．reading | D．having read |