单项选择题
[听力原文] M: May I watch what you’re doing W: Sure, you dig a hole, put in the seed, cover it with dirt, and then water it.
A．Fetching water. B．Looking for seed. C．Planting something. D．Getting dirty.
A．less difficulties than Mount Jolmo Lungma climbers B．more difficulties than Mount Jolmo Lungma climbers C．greater difficulties than Mount Jotmo Lungma climbers D．the same difficulties as Mount Jolmo Lungma climbers
A．they could use their knowledge in their constructions B．they learned geometry and trigonometry very well C．they paid no attention to philosophy and pure mathematics D．they could became engineers and architects