Look! ______ pretty the dragon boats are!
A. How B. What C. Where D. how
The librarian(图书管理员) warned me _____ the books in two weeks.
A. return B. to return C. returned D. returning
One night, Hou Yi found that the moon was ____ bright and round _____ he could see his wife there.
A. so; that B. too; to C. such; that D. enough; to
I was afraid ______ mistakes.
A. to made B. of make C. to make D. of made
_______ English programs is a good way to learn English.
A. to watch B. Watching C. watch D. Looking
They find ___ difficult to understand the teacher when they talks.
A. this B. that C. her D. it
