Mary got the first prize in the National Math Competition, ________, for sure, delighted everyone.
A. who B. that C. this D. which
______ he had broken the record, he would be a world-famous runner now.
A. When B. Because C. If D. Though
—Was the driving pleasant when you vacationed in Mexico last summer?
—No, it _______ for four days when we arrived, so the roads were very muddy.
A. has rained B. had been raining C. rained D. has been raining
Why not stay at home ________ the road is so slippery after the heavy snow?
A. in case B. as long as C. now that D. even if
After a thorough search, the rescue team finally brought the mountain climber back, ________.
A. safe and sound B. safely and sound
C. safe and soundly D. safely and soundly
More than seven in ten get angry ________ to wait longer than one minute for a web page to be downloaded.
A. if forced B. unless forced C. once forcing D. until forcing
