单项选择题
Only in this way()progress in your English.
A.you make B.can you make C.you be able to make D.will you able to make
单项选择题 One needs a good sense of() to ride a bike.
单项选择题 One day while Mr. King was working, he had a/an():his left leg was badly injured.
单项选择题 One cannot learn a foreign language well()he studies hard.