请教!俩个英语习题解答!
1.)__thistestisreliable.
A.ItisapparentlythatB.ThereisappearancethatC.ItappearsthatD.Itmusthavebeenthat这道题为什么要选C,不能选A?求详解
2.)__asmuchasone-thirdofalltimberharvestedisnotusedprovedtobefalse.
A.TheestimateB.TheestimatethatC.ItisestimatedthatD.Theyareestimated
答案选B,为什么不能是C呢?求详解
这两个题我觉得差不多,为什么选项不一样呢?区别在哪里呢?
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