low, lower, a lower; that, which, what
The scientists began investigating the link between IQ and vegetarianism because people with higher intelligence have____ risk of heart disease,____ has long puzzled doctors.
【正确答案】：a lower; which
low, lower, a lower; that, which, whatThe scientists began inves
- 2024-08-22 10:44:58
- 英语语法(00831)