问题
选择题
With the development of science and technology，there is no doubt_____Chinese
astronauts will land on the moon in the near future.
A．whether
B．that
C．what
D．which
答案
答案：B
考查doubt的用法。doubt用于肯定句时用whether引导同位语从句；用于否定句时，用that引导。例如：There is no doubt that...“......是毫无疑问的。”；There is some doubt whether he will come.。本题是否定句，故用that，选B.
