study现在分词形式
A: studying
B: studies
C: studing
D: studied
A: studying
B: studies
C: studing
D: studied
举一反三
- He Engineering A: studies B: study C: is studying D: studied
- Harry didn’t ________ for the test. A: studying B: studied C: study D: studies
- Chinese ______ by a large number of people. A: study B: studies C: is studied D: is studying
- John had a busy weekend．He_____ math all day. A: study B: studies C: studied D: is studying
- You were not （）very hard when I saw you in the library yesterday A: studied B: study C: studying D: studies