– I have difficulty in learning English. I don’t know _______.– Why not join an English club?A. why to do B. what to do C. when to do
970AM is the worst radio station because ________.
________ is a good habit for students.
If you want to keep healthy, you can’t eat______everyday.
Which of the following places is NOT in Beijing?
Huangguoshu Waterfall is in________.