【简答题】Rock climbing is an activity in which participants climb up, down or across natural rock formations or artificial rock walls. The goal of rock climbing is to reach the top of a formation or the endpoi...
【简答题】What treasure did they find after a year’s hard digging?
【单选题】What treasure did they find after a year’s hard digging?
A.
They found the jewelry.
C.
They found twenty-bags of money.
【单选题】听力原文: Two spacewalking astronauts replaced a giant broken flywheel outside the International Space Station on Monday, shoring up an outpost steering system plagued with problems for more than three ye...
B.
Replacing the broken flywheel.
C.
Entering the International Space Station.
D.
Contacting the ground controllers.