many
                    - On March 23, many people took part in “_________ Lights” activity to help save energy.
 - Many students don’t know how to ______ stress(压力).
 - So many problems! I’m tired.—You should try tothem by yourself. You are not a child any longer.
 - So many problems! I’m too tired. — You should try to _____________ them by yourself. You’re not a child any longer.
 - Many girls like ________ sweaters in autumn.—Yes, they are pretty in them.
 - Many social workers went to Ya’an to help clean water and food to local people to reduce their pain from the earthquake.
 - Many teenagers_______ the old and they often offer their seats to the old on buses.
 - How rice there in the bag ?
 - How many boys _______ in your group?–Four.
 - We have _________ many more school clubs and organized a lot of interesting activities this term.