The little boy _____on the mat ____ to his parents that blackbirds had _____their eggs on Mars．
| A．lay; lying; lied | B．lied; lied; lied |
| C．laid; laid; laid | D．lying; lied; laid |
— I heard they went skating in the mountains last winter.— It _____ true because there was little snow there.
| A．may not be | B．won’t be | C．couldn’t | D．mustn’t be |
I was really anxious about you. You _______ home without a word.
| A．mustn’t leave | B．shouldn’t have left | C．couldn’t have left | D．needn’t leave |
—We weren’t sure which way to go. In the end we turned right.—You _____ the wrong way. You _____ left.
| A．went; should have turned |
B．have gone; must turn |
C．went; would have turned |
| D．had gone; must have turned |
I lived with my sister this summer and didn’t have to pay rent. So I _____ save most of my salary.
| A．could | B．would | C．was able to | D．should |
He _____ if he works hard for the people.
| A．shall praise | B．shall be praised | C．will praise | D．will be praised |