It seems that I have seen this man somewhere before, but now I can’t remember I came across him.
| A．where was it that | B．where it was that |
| C．that it was where | D．that was it where |
The man remained __________ he was and waited for his wife who was shopping in the market.
| A．what | B．how | C．who | D．where |
He was very rude to the Customs officer, _____ of course made things even worse.
| A．who | B．whom | C．what | D．which |
Scientists still wonder ______ cloning will help or harm us and _____ it is leading us.
| A．that; what | B．whether; where |
| C．if; that | D．whether; how |
Then came the disturbing news ______ Dolly had become seriously ill.
| A．how | B．why | C．whether | D．that |
The way ______ he did it was different from _______ we were used to.
| A．which; what | B．/; what |
| C．in that; what | D．that; that |
—Which seat shall I take?
—Please take ______ seat you like.
| A．whichever | B．which | C．whatever | D．no matter which |
--What is that building?
--____________ the students have their dance classes.
| A．The building that | B．There are |
| C．That’s the building which | D．That’s where |
The thought ______ he might fail in the exam worried him a lot.
| A．when | B． which | C．that | D．what |
To find out _______ young people think about the future of urban life, a teacher in the US. asked his students to think ______ they would run a city of 50,000 people in 2025.
| A．what; how | B．how; what | C．what; what | D．how; how |