He accidentally _______ he had quarreled with his wife and that he hadn’t been home for a couple of weeks.
| A．let out | B．took care |
| C．made sure | D．made out |
It was _______ he was ill that he didn’t go to school.
| A．since | B．as | C．because | D．though |
_______ he said he wasn’t hungry , he ate the big breakfast.
| A．Even | B．Unless | C．As | D．Although |
Tired _______ he was , he decided not to trouble her.
| A．as | B．although | C．unless | D．even if |
_______ you go , you will be warmly welcomed .
| A．No matter where | B．No matter what | C．Whichever | D．However |
We’ll never give up _______ they may do or say .
| A．although that | B．no matter how | C．whatever | D．however |