问题补充:
is no doubt John’s knowledge of first aid saved Ms Slade’s life.
A. It; that
B. It; which
C. There; that
D. What; that
答案:
A. It; that
B. It; which
(答案→)C. There; that
D. What; that
解析:固定句型there is no doubt that…毫无疑问的是…句意为:毫无疑问的是,约翰的急救方面知识救了斯莱德女士一命。doubt在这里作名词“疑问、怀疑”;that引导同位语从句,解释说明怀疑的内容。A 不行只有it is no wonder that 难怪