Maria has to baby-sit. That’s______ she can't come with us.
|
A．why |
B．ho |
C．when |
D．what |
--- I rang you at about ten, but there was no reply.
--- Oh, that was probably ____ I was seeing the doctor.
|
A．when |
B．why |
C．what |
D．that |
This old computer must have been of great use to _______ did the scientific research.
|
A．those |
B．when |
C．whoever |
D．whomever |
--- Do you know _____ Mr. Black’s address is.
--- He may live at No. 18 or No. 19 of Bridge Street. I'm not sure of _____.
|
A．what; which |
B．where; which |
C．where ; what |
D．what; where |
--- Do you know him?
--- Yes, but I can’t remember ________I met him for the first time.
A. where B. what C that D. if
They have not made any decision on ______ they are going to do to deal with the waste and control pollution.
|
A．that |
B．which |
C．if |
D．what |
