26.Younger adults who get either little sleep or a lot of it ________ see a greater expansion in their waistlines over time.A. may B. must D. need D. Shall
The athlete hurt his foot in the race.,he missed the champion.
When I passed the garden, I saw the boy under a tree, .
The visiting professor offered us some advice, of great help to our English learning.
He gave a lot of presents to his friends, but never one to me.
In spite of his own safety, the boy, , jumped into the river to save the girl in the water.