{01}At the meeting they discussed three different _____ to the study of mathematics. A.approaches B.means C.methods D.ways 解析: 本题选A。
{02}Up to now there has been a ____ online about whether or not life on the earth will be at an end in natural disasters such as earthquakes and floods. A.failure B.focus C.battle D.bond 解析: 本题选B。
点击加载更多评论>>