–I _____ a rainbow in the sky after the rain.-Really?Do you know how many colours _____in a rainbow?A.just have seen; there are B.have just seen; are there C.just saw; there are D.have just seen; there are
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![–I _____ a rainbow in the sky after the rain.-Really?Do you know how many colours _____in a rainbow?A.just have seen; there are B.have just seen; are there C.just saw; there are D.have just seen; there are](/uploads/image/z/7492361-41-1.jpg?t=%E2%80%93I+_____+a+rainbow+in+the+sky+after+the+rain.-Really%3FDo+you+know+how+many+colours+_____in+a+rainbow%3FA.just+have+seen%3B+there+are+B.have+just+seen%3B+are+there+C.just+saw%3B+there+are+D.have+just+seen%3B+there+are)
–I _____ a rainbow in the sky after the rain.-Really?Do you know how many colours _____in a rainbow?A.just have seen; there are B.have just seen; are there C.just saw; there are D.have just seen; there are
–I _____ a rainbow in the sky after the rain.-Really?Do you know how many colours _____
in a rainbow?
A.just have seen; there are B.have just seen; are there C.just saw; there are D.have just seen; there are
–I _____ a rainbow in the sky after the rain.-Really?Do you know how many colours _____in a rainbow?A.just have seen; there are B.have just seen; are there C.just saw; there are D.have just seen; there are
看来上面两楼出现矛盾了
通过表示时态的状语:after the rain说明表示“曾经见过”,所以用完成时.
how引导宾语从句,做know的宾语,并不是引导疑问句,所以陈述语气
选C just saw, there are
how引导的是宾语从句,要按照陈述语序
B.have just seen; are there
选c,第一空填过去式,表明一个事实,简单的陈述一下“看到了彩虹这个事实”,所以用过去式,第二空因为有“do you know”所以整个句子变成了宾语从句,从句中用陈述语序。英语专业大三的解答,希望你能满意O(∩_∩)O~