The new-designed car is on show now. I wonder ______.
| A．how much it cost | B．how much it costs |
| C．how much did it cost | D．how much does it cost |
The radio is too noisy，please ________.
| A．turn it on | B．turn it up | C．turn it back | D．turn it down |
Young trees should ________ every day.
| A．water | B．watered | C．be watering | D．be watered |
Lao She’s _______ are still popular. Lots of readers read them today.
| A．works | B．compositions | C．themes | D．thoughts |
I got out of the car, went ______ a gate and walked along a path.
| A．across | B．through | C．past | D．over |
---We haven’t seen Tim these days. ---He _______ America.
A has gone to B has been to C is going to D will go to