1. I didn't help him. I would have, however, I didn't have the money.
A. or
B. but
C. otherwise
D. still
2. Gunpowder was used extensively in firearms prior to 1990.
A. in
B. around
C. from
D. before
3. The team's spirit was at the lowest point in the season.
A. ability to read
B. lesson
C. morale
D. talent
4. Mary had sold her bike, taken a driving test and bought a car.
A. examination
B. quiz
C. exercise
D. check
5. We have to think very carefully before we take any action, because it's a very serious situation we have encountered.
A. ideal
B. favorable
C. good
D. severe
答案：B D C A D