____,he often helps me with my studyA however he is busyB however busy is heC no matter he is busy D no matter how busy he is 为什么答案是D?ABC哪错了?no matter how不就等于however么?
2026年09月23日 15:39
有2个网友回答
网友(1):
中文意思相同,但是: no matter how 只能引导状语从句 however 既可以引导状语从句,也可以引导名词性从句。