We all know for sure ____ different life today is from that of the past. [ ]

题型：江西省同步题难度：来源：

We all know for sure ____ different life today is from that of the past. [     ]
A. how
B. how a
C. what
D. what a

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举一反三

We haven"t discussed yet ________ we are going to place  our new furniture.                                   [     ]
A. that
B. which
C. what
D. where

题型：同步题难度：| 查看答案

--- I rang you at about ten, but there was no reply.
--- Oh, that was probably _____ I was seeing the doctor.[     ]
A. for
B. why
C. when
D. how

题型：河北省模拟题难度：| 查看答案

Scientists study ____ human brains work to make computers. [     ]
A. when
B. how
C. that
D. whether

题型：四川省高考真题难度：| 查看答案

The old building,behind_____ was a famous church,was _____ we used to work.[     ]
A. that;the place
B. it;the place
C. which;where
D. what;where

题型：专项题难度：| 查看答案

The last time we had great fun was ____   we were visiting the    Water Park. [     ]
A.where
B. how
C. when
D. why

题型：同步题难度：| 查看答案