Lora，you ____________ leave all your books on the floor like this!
| A．wouldn’t | B．mustn’t | C．needn’t | D．may not |
It was never clear _____ the man hadn't reported the accident sooner．
| A．that | B．what | C．when | D．why |
—How do you find your new pen?
—Wow, ______, so it’s really worth the money I paid.
| A．quite by chance | B．it lies in my drawer |
| C．it’s well written | D．it writes very well |
How terrible! The eggs have gone bad and ______ such a bad smell.
| A．give back | B．give off |
| C．give away | D．give up |
You should take the medicine, following the ______ on the bottle and it will work.
| A．tendencies | B．Symptoms |
| C．instructions | D．consciences |
I wish to thank your student Tom, without ______ rescue couldn’t have been offered to my drowning son so soon.
| A．whom | B．whose | C．which | D．who |