为什么没有the reason is because,只有it is because

为什么没有the reason is because,只有it is because This is the reason ——I came hereA.that B.why 为什么不用that carelessness is often the ____of firesA reason B cause C decision D effect选什么 为什么 what is the reason The reason ...is that 中的that能否省略 为什么? It is the reason that 中that 是什么成分the reason 加that还是why有没有It is the reason why The only reason t see the movie is for the sepcial ____.The only reason t see the movie is for the sepcial ____.A：affect B：effects C：defects D：perfect为什么选它?整句怎么翻译? Carelessness is the usual ____of fire.A.way B.excuse C.cause D.reason为什么D不行啊 the reason is the rapid development of the economy.这句有没有错误啊? the reason why he failed in the examination is [ ]he had not worked hardA because B that C for D because of 这题中为什么选B 呢 The reason is __________ he is unable to operate the machine.为什么不用why? So give me reason to prove me wrong to wash this memory clean 为什么reason前面没有A 或者the 关于The reason whyThe reason why the novel is so popular is probably the excellent characterization.请问这一句话有没有语法错误? The reason why I come here is very clear.reason是come here的宾语吗?为什么用why? that he has not come is ___he is busy writing the papersA that B why C because Dthe reason 为什么选C 不选A 求回答 the reason causing the problem is ...应该是the reason for 还是 the reason 后面接ing 55,He doesn't know ( ) why she is angry.A,reason B,a reason C,the reasons 不知选哪个 下面题选哪个,为什么Is this the reason（ ）at the meeting for his carelessness in his work?A.he explained B.why he explained