Pigeons can carry messages for about _____.
A: two weeks
B: four weeks
C: two years
D: four years
A: two weeks
B: four weeks
C: two years
D: four years
举一反三
- The next summit will be held______. A: in Washington in two years B: in Ukraine in four years C: in Republic of Korea in two years D: in China in four years
- The two companies have been partners for ______. A: one year B: two years C: three years D: four years
- Let’s meet in _______ time. A: one week B: two weeks C: three week’s D: four weeks’
- Junior college in America is _____. A: five years B: four years C: three years D: two years
- According to this passage, the panda house will be open to the public at least in（） A: two days B: two weeks C: two months D: two years