问题
选择题
Many people believe _______ robots will do most of our housework in the future.
A．that
B．if
C．why
D．how
答案
答案：A
此题考查的是含有宾语从句的复合句，根据题意只能用that来引导。
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Many people believe _______ robots will do most of our housework in the future.
A．that
B．if
C．why
D．how
答案：A
此题考查的是含有宾语从句的复合句，根据题意只能用that来引导。