The new-designed car is on show now. I wonder _____.
| A．how much it cost | B．how much did it cost |
| C．how much it costs | D．how much does it cost |
Jack is _________boy of the twins.
| A．the tallest | B．tall | C．the taller | D．as tall |
____ you are, _____ mistakes you’ll make.
| A．The more careful, the fewer | B．More careful, the less |
| C．The more careless, the less | D．More careless, fewer |
________all the stars, the sun is __________to the earth.
| A．In; the nearest | B．Of ; the nearer |
| C．In ;the most near | D．Of ; the nearest |
.I bought _______ exercise books with ________ money.
| A．less; less | B．more; less | C．fewer; fewer | D．more; fewer |
The harder you study, __________grades you’ll get.
| A．good | B．Better | C．best | D．the better |