—Is your brother running in the park?
—No, ______ is swimming in the river.
she B. his C. her D. he
---Did you return Helen’s call?
---I didn’t need to _________I’ll see her tomorrow．
| A．though | B．unless | C．when | D．because |
Now the air in our city is _______ than it used to be. Something must be done to stop it.
| A．very good | B．much better | C．rather bad | D．even worse |
Most of the choices appear to be ones that you are familier with, but after taking second look, you will find that they are different.
| A．/; the | B．the; the | C．the; a | D．/; a |
--- Why not join us in the game, Kitty?
--- _________, but I have to do my homework first.
| A．Let's go | B．I'd like to | C．Yes, please | D．It's a pleasure |
He is ________ to buy _________ for his parents.
| A．rich enough; enough present | B．enough rich; enough presents |
| C．rich enough; enough presents | D．enough rich; presents enough |