We didn’t know how to find them because they didn’t tell us _______.
#37584
A
which room did they live
B
which room they lived in
C
which room they lived
D
which room did they live in
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I love teachers ________  are friendly to us.
#36580
A
who
B
what.
C
where
D
whom
---Can you let me know        yesterday?   ---Because the traffic was bad. 
#38370
A
why did you come late
B
why you came late
C
why do you come late
D
why you come late