Robots will do the simple jobs over and over again, they won’t be bored.
| A．some times | B．some day |
| C．time and time again | D． many times |
That coat is cheap, I’ll take it.
| A．good | B．bad | C．nice | D．not expensive |
When I’m in trouble(陷于困境), my friends always give me a hand.
| A．help him | B．help you |
| C． help us | D．help me |
That movie was fantastic, I liked it.
| A．not good | B．not interesting |
| C．very great | D．boring |
We can buy books_____ in this store in our city.
| A．cheap | B．the cheapest |
| C．cheaper | D．the most cheaply |