periodical 测验
ENUS
名期刊
- 选择每个问题的最合适的答案。
- 问题 1 :
- more periodical
- most periodical
- periodicals
- periodical
- 问题 2 :
- more periodical
- most periodical
- periodicals
- periodical
Prior to the U.S. Civil War, there were a number of northern periodicals devoted to publishing antislavery content.
An emergence is when a throng of periodical cicadas rises from the ground as soon as the soil reaches about 64 degrees Fahrenheit. The groups of magicicadas, known as broods, surface only once every 13 or 17 years depending on the species.
资料来源: 维基词典