If you don’t try your best to learn all subjects, you will ___ behind.
---I ’ m afraid that you might have got burnt in the big fire last weekend. ---Well, I .
The Great Wall is so good a place ________ many foreign people come to visit ________ it has become well known all over the world.
The college students must study hard to a good knowledge of advanced information technology.
His grandmother likes finding fault ________ others who talk with her ________ the spot.
The view________many scientists hold is________too much emission (排放)of carbon dioxide is destructive.