---- Tony, you look puzzled. Have you understood me ?
---- I’m sorry. I _____ another problem just now.
A. thought of B. am thinking of
C. had thought of D. was thinking of
高三英语单项填空中等难度题
---- Tony, you look puzzled. Have you understood me ?
---- I’m sorry. I _____ another problem just now.
A. thought of B. am thinking of
C. had thought of D. was thinking of
高三英语单项填空中等难度题查看答案及解析
---Alice, you look puzzled, Have you understood it?
---Yes．I _____another problem just now．
| A．l have thought of | B．am thinking of |
| C．had thought of | D．was thinking of |
高三英语单项填空中等难度题查看答案及解析
---Alice, you look puzzled, Have you understood it?
---No．I _____another problem just now．
A．l have thought of B．am thinking of
C．had thought of D.was thinking of
高三英语单项填空中等难度题查看答案及解析
—Alice, you look puzzled. Have you understood it?
—Yes, I ________another problem just now.
A. have thought of B. am thinking of
C. had thought of D. was thinking of
高三英语单项填空中等难度题查看答案及解析
（2010·重庆模拟）—Alice, you look puzzled．Haven’t you understood it?
—Yes．I _____of another problem just now．
A．had thought B．have thought C．thought D．was thinking
高三英语单项填空中等难度题查看答案及解析
— You look puzzled at the news.
— Yes. I just can’t imagine _____ he could have done such a thing.
A. what B. how C. whether D. Where
高三英语单项填空中等难度题查看答案及解析
—Why do you look so puzzled?
—Oh，I ________ over a most difficult maths problem.
A．thought B．have thought
C．am thinking D．think
高三英语单项填空简单题查看答案及解析
—Why do you look so puzzled?
—Oh，I ________ over a most difficult maths problem.
A．thought B．have thought
C．am thinking D．think
高三英语单项填空中等难度题查看答案及解析
The girl looked at me with a ________expression at the ______ computer program.
A. puzzled , puzzling B. puzzling, puzzled C. puzzling , puzzling. D. puzzled , puzzled
高三英语单项填空中等难度题查看答案及解析
The girl looked at me with a________expression. Maybe the problem was quite________.
A．puzzled；puzzling B．puzzling；puzzled
C．puzzled；puzzling D．puzzling；puzzling
高三英语单项填空简单题查看答案及解析