---This is a photo of _________ when they were young.
---OK, how happy they both looked!
| A．my father and mother | B．my mother and father's |
| C．my mother's and father's | D．my father's and my mother |
While reading an interesting story book in my room，______________.
| A．the light suddenly went out |
| B．the doorbell rang |
| C．someone was shouting outside |
| D．I heard someone shouting outside |
Mr．Black is willing to do ______________ Mrs．Black tells him to do．
| A．whichever | B．however | C．whatever | D．whenever |
Lora，you ____________ leave all your books on the floor like this!
| A．wouldn’t | B．mustn’t | C．needn’t | D．may not |
I must admit you _____________ but I'm afraid the answer is still no．
| A．will try | B．try | C．have tried | D．had tried |
Paul fell down and broke his wrist，____________ was a pity．
| A．which | B．what | C．that | D．it |