I doubt_____they can swim across the river.A、whyB、thatC、whetherD、whenC在肯定句中,

游客2024-10-17  10

问题 I doubt_____they can swim across the river.

选项 A、why
B、that
C、whether
D、when

答案 C

解析 在肯定句中,及物动词doubt后的宾语从句,多用whether或if引导,表示“怀疑是否,怀疑能否”。
转载请注明原文地址:https://tihaiku.com/zcyy/3804906.html
最新回复(0)