頻度副詞:
一般放在be動詞之後或者助動詞與主要動詞之間,但sometimes、often等還可以放在句首或句尾,usually可放在句首,once可放在句尾,twice、three times等一般放在句尾。
如:Sometimes I get up early.(我有時起得早)
The workers usually have lunch at the factory.(工人們通常在廠裏吃午飯)
Take this medicine twice a day.(這種藥一天吃兩次)
頻度副詞:
一般放在be動詞之後或者助動詞與主要動詞之間,但sometimes、often等還可以放在句首或句尾,usually可放在句首,once可放在句尾,twice、three times等一般放在句尾。
如:Sometimes I get up early.(我有時起得早)
The workers usually have lunch at the factory.(工人們通常在廠裏吃午飯)
Take this medicine twice a day.(這種藥一天吃兩次)