—Could you please tell me_______?
—Sorry, you can turn to Mr. Lee for help.
A.how long can man live without water |
B.how long could man live without water |
C.how long man can live without water |
D.how long man could live without water |
—Could you please tell me_______?
—Sorry, you can turn to Mr. Lee for help.
A.how long can man live without water |
B.how long could man live without water |
C.how long man can live without water |
D.how long man could live without water |