you must remain calm．
| A．Whatever you may be frightened |
| B．However frightened you may be |
| C．Whatever frightened you may be |
| D．However you may be frightened |
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 |
This book _____ ten units, _______ three main revisions.
| A．contains; containing | B．includes; including |
| C．includes; containing | D．contains; including |
His uncle _____ until he was thirty-five.
| A．married | B．was married | C．didn’t marry | D．would marry |
After a long journey, they came to ______ was called Phenix City.
| A．that | B．where | C．what | D．a place |
The students competed ___ each other ____ the honour of winning in school sports meet.
| A．against; for | B．for; against | C．with; at | D．at; with |