【单选题】
He________listen to pop music,but now he________dancing.
【判断题】
He was very foolish that he didnt pass such an easy exam.
【单选题】
_______ he tried his best, he still failed the examination.
【单选题】
If he was healthy, he_______do more things useful.
【单选题】
He tried to _______relations with his former wife but he failed.
【单选题】
It may only be through repeated experiments _______ a baby will come to accept the idea _______ other people can have different views from what he or she has.
【单选题】
Although ____ Spanish, he attended the course.
【单选题】
He packed an ____ shirt in case he had to stay another day.
【单选题】
3. He said he had ______ this subject for ten years.
【单选题】
18. He ______ listen to pop music, but now he ______dancing.