The old couple married for 40 years and never once____ with each other.
| A．they had quarreled. | B．they have quarreled |
| C．have they quarreled | D．had they quarreled. |
After months of voyage, Columbus arrived in_____ later proved a new continent.
| A．where | B．what | C．which | D．that |
You don't have to share the umbrellas. I'll give you one_____.
| A．every | B．each | C．all | D．both |
Doing your homework is a sure way to improve yor test scores, and this is especially true ____ it comes to classroom tests.
| A．before | B．since | C．when | D．after |
Not far from the club, there was a girden, ____ owner seated in it playing bridge with his children every afternoon.
| A．whose | B．its | C．which | D．that |
---You seemed to have been impressed by his songs.
---Well, not exactly so. It was his way of singing____ his voice that really impressed me.
| A．rather than | B．as well as | C．but also | D．together with |