题目内容
(2) 位置:频度副词一般用在系动词、情态动词 (之前/之后) ,实义动词 (之前/之后) 。sometimes的位置比较灵活,可置于句首、句中或句末。
① Miss Green is our best teacher. She goes to work late.
A. always B. usually
C. often D. never
② 我弟弟通常在周末看电视。
My brother TV on weekends.
(2) 之后;之前 ①D ②usually watches
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