问题
选择题
When Jane began to take swimming lessons, her main ____ was the fear of water.
A.evidence
B.crisis
C.obstacle
D.danger
答案
C
obstacle意为“障碍(物),妨害,阻碍,干扰”,指对物体前进或事情发展起阻碍作用的东西,必须搬掉或绕过才能前进或发展。evidence意为“根据,证据”;crisis意为“危急关头,紧要关头”;danger意为“危险”。