After visiting China, most of the foreign friends said they would never forget the time      _________they had spent in China.
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A
what
B
that
C
when
D
at which
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______wants to stay in a hotel has to pay their own way.
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A
Anyone
B
The one
C
Whoever
D
Who
Although she felt tired, she didn’t stop working.
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A
She felt tired, she didn’t stop working.
B
She felt tired, so she stopped working.
C
But she felt tired, she didn’t stop working.
D
She felt tired, but she didn’t stop working.