It’s bad for us to __________ at night.A. stand up B. take up C. stay up
– Which of these two English books will you borrow? – I’ll borrowof them. Because they are very interesting.
Can you see ninein the picture?
No one knows how the huge rocksand ___ without our modern machines eight hundred years ago.
—Susan’s parents have bought a large house with a swimming pool. —It be very expensive.
This picture is quite old, we can still see it was drawn in century.