1. When a giraffe has ______ drink, it has to stand with its front legs wide apart in order to reach ______ water easily.
A. 不填；不填 B. a; the C. the; 不填 D. 不填；the
2. _______ has recently been done to provide more buses for the people, a shortage of public vehicles remains a serious problem.
A. What B. Though what C. In spite of what D. However what
3. If you can make what the teachers teach ________, you’ll make rapid progress.
A. yours B. yourself C. you D. your
