______ has recently been done to improve the conditions of elementary schools a great number of children are unable to go to school.
A. That
B. What
C. In spite of what
D. Though what
查看答案
Nuclear weapon is considered the most terrible weapon of war ______ man has invented.
A. which
B. that
C. as
D. since
The size of the audience, ______ I had expected, was well over ten thousand.
A. which
B. that
C. as
D. whom
Not everybody could be expected to know all the answers, ______ some questions called for educated guesses rather than general knowledge.
A. as
B. so
C. such
D. once
______ you try, you’ll never lose your English accent.
A. No matter what
B. How hard
C. No matter how hard
D. Whatever hard