________. Our grandpa is sleeping.
举一反三
- ________.Our grandpa is sleeping. A: Go ahead B: Be careful C: Keep quiet D: Speak loudly
- ( ) is good for our health. A: sleeping B: sleep C: Sleeping
- Sleeping is g_____ for our health.
- _________ is good for our health. A: Staying up late B: Sleeping C: Getting up late
- Our mtDNA can be transmitted from () A: Mother B: Father C: Maternal grandma D: Paternal grandpa <br/>染色体