When did DARPA finish street mapping projects?
A: In the 1950s.
B: In the 1960s.
C: In the 1970s.
D: In the 1980s.
A: In the 1950s.
B: In the 1960s.
C: In the 1970s.
D: In the 1980s.
举一反三
- When did DARPA finish street mapping projects? A: In the 1950s. B: In the 1960s. C: In the 1970s. D: In the 1980s.
- 软件危机出现在（ ） A: 1950～1960 B: 1970～1980 C: 1960～1970 D: 1980～至今
- The story happened ______. A: in 1960's B: in his 60's C: in 60's D: in the 1960's
- ________ that the trade between the two countries reached its highest point. A) During the 1960’s B) It was in the 1960’s C) That it was in the 1960’s D) It was the 1960’s（B）
- 发育生物学作为一门学科，是在下列哪个年代创立的（）。 A: 1950～1960 B: 1960～1970 C: 1970～1980 D: 1980～1990