If the boy had _____ the dog alone, it wouldn't have bitten him.
| A．put | B．set | C．left | D．led |
He offered to her a hand as the suitcase was too heavy for her to carry.
| A．hold | B．show | C．lend | D．borrow |
Tom,yourself. Did you forget the school rules?
| A．behave | B．believe | C．perform | D．conduct |
-- Not getting that job was a big bet down.
---Don’t worry. Something better will .
A. come along B. take on C. go by C. fall behind
The boy was made to the explanation(解释，说明 process of explaining) .
| A．speak | B．tell | C．repeat | D．say |
---Mum, it is nice weather. I want to skate this afternoon.
---Don’t you think the ice on the lake is too thin to your weight?
| A．stand | B．bear | C．catch | D．take |