it must be doubtful whether造句
例句與造句
- In a 1987 article, Kinkead-Weekes admits that the " novel fails at the [ moral ] crisis " and " it must be doubtful whether it could hope for much life in the concluding volumes ".
- It's difficult to find it must be doubtful whether in a sentence. 用it must be doubtful whether造句挺難的