–Hurry up! The film ______for ten minutes.
--There __________ a big lake near my house. But it’s gone now. --That’s too bad.
– Why do you like the boy so much, Sophia? – Because he is trying __________ best to catch up with others this term.
Paper is made ____________ wood. So saving paper is saving forests.
The light bulb is really __________ useful invention.
--- I’ll fly to Qingdao for my holiday this weekend. --- Wonderful! ____________