Which of the following is a cleft sentence?

( ) can be treated by gene therapy. A: Cleft Lip and Cleft Palate B: Duchenne Muscular Dystrophy C: Down Syndrome D: Neural Tube Defect

中国大学MOOC: A cleft sentence is an emphatic construction with non-referring it as formal subject.

A cleft sentence is an emphatic construction with non-referring it as formal subject. A: 正确 B: 错误

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https://latex.codecogs.com/gif.latex?%5Cvec%7Ba%7D%5Cleft%20%28%20%5Cvec%7Ba%7D%20%5Ccdot%20%5Cvec%7Bb%7D%5Cright%20%29%3D%5Cleft%20%28%20%5Cvec%7Ba%7D%20%5Ccdot%20%5Cvec%7Ba%7D%5Cright%20%29%5Cvec%7Bb%7D

The sentence“What she wanted to do was stay at home reading Chinese novels.”contains a cleft sentence. ( )

What does Luo mean in Luo-connecting Points A: connecting B: cleft C: join together D: origin

The domain that constitutes the peptide-binding cleft of MHC class II molecules is ( ). A: α1 B: β1 C: α2 D: β2

What kind of emphatic device is used in the third sentence? A: The passive voice. B: Contrast. C: Repetition. D: Cleft sentence.