It worries our government a lot that the air in our city is _______than it used to be.
| A．very good | B．much better | C．rather bad | D．even worse |
—Here is a schoolbag. Whose is it? —Oh, it’s _______ Thank you.
| A．my | B．mine | C．me | D．I |
—_______ is this pen？ —It’s mine.
| A．What | B．Whose |
| C．Where | D．How |
This is ______ key and that is ______ eraser.
| A． a; a | B． a; an |
| C．an; a | D．an; an |
There’s ______ water in the cup.
| A．lot of | B．a lot of |
| C．many | D．a lot |
Jim’s book is new. What about ______？
| A．your | B．him | C．her | D．mine |