a. Where was Sarah yesterday?
b. Where were you yesterday?
c. What is your favorite subject?
d. Why was your mum mad?
e. How many students were in school yesterday?
f. What was the cost?
g. Was it cold last month?
h. How old was your grandpa when he went to war
i. Who was in Bucharest for two weeks?
j. How long was the trip?
k. Who were your neighbors for fifteen years?