3 Change each sentence into a question using the words in brackets,
a The book was under the table. (where)
Where was the book
b The keys were in his pocket, (where)
< He bought a new bicycle. (what)
d They studied for three hours. (how long)
e They went to school by bike. (how)
f They played tennis every day. (how often)
g She had soup for lunch. (what)
h A thief stole his watch. (who)
i They talked about their homework after the class. (when)
i Jean was happy about the results. (who)​