Question

— Mr. Smith joined in different activities in Beijing. Do you know ___________?
— Since 5 years ago.

A．when he went there	B．how long he has stayed there
C．how soon he will come back	D．when he will come here

Answer 1

B

試題分析：句意：史密斯先生在北京參加了不同的活動。你知道他在那兒呆多久了嗎？自從5年前。根據(jù)答語Since 5 years ago可知該選B。