________ Maria took a taxi，she didn't catch the early train.
A. Because B. Though
C. If D. Until
When we got off the train this morning，it ________ heavily.
A. rains B. rained
C. is raining D. was raining
—Charley，why not________ here for another three days? I want to show you around my company.
—Good idea.
A. move B. leave
C. cover D. remain
—Have you ________ to your friend Larry's letter?
—No，not yet.I'm quite busy these days.
A. agreed B. replied
C. listened D. looked
There's something wrong with his ears，so you'd better speak a little________.
A. louder B. the louder
C. loudest D. the loudest
—I hear you have plenty of stamps.
—Yes，I have some nice________.Do you want to have a look?
A. it B. one C. them D. ones
