Mary is very clever and worth teaching , but her brother is not .Look ,he is now asleep in class .
— I am gaining weight. I need to see a doctor. — But I think you eat too much. __________.
In the past ten years, the ________mountain climber _________ a lot from his own adventurous _______
We hurried to the station, _________ the train was gone.
------They are said to be quarrelling about our new language lab. ------ I don’t care. It has __________ to do with me.
The lock in my bag _______me of not locking my door .