---How old is your sister? --She is __ than I.
| A．older six years | B．six years older | C．six years elder | D．older by six year |
The old couple have been married for 40 years and never once____with each other．
| A．they had quarreled | B．have they quarreled |
| C．they have quarreled | D．had they quarreled |
The price ____ , but I doubt whether it will remain so．
| A．went down | B．will go down | C．has gone down | D．was going down |
—Is this raincoat yours？
—No, mine ____ there behind the door．
| A．is hanging | B．has hung | C．hangs | D．hung |
He suddenly found __ watch on the ground．
| A．a gold small nice | B．a nice gold small |
| C．a nice small gold | D．a small nice gold |
The tea you made would have tasted____if it had not been stored for so long．
| A．good | B．better | C．best | D．well |