Today's Sentence
Video not in English?They also warn that because this is the first study to ever examine the relationship between school start times and student retention in pre-adolescents, more research is needed before solid conclusions can be drawn.
Original Video:Why Schools Should Start Classes Later!
Key Vocabulary
1. examine
examine
[ɪɡˈzæm.ɪn](v.)
2. retention
retention
[rɪˈten.ʃən](n.)
3. pre-adolescent
pre-adolescent
[priː-ˌæd.əˈles.ənt](n.)

baiken4 years ago
Jony Xiao4 years ago
levi2 years ago
Annie3 years ago
Day 352
LF Chan3 years ago
Jeff Huang4 years ago
soleilwang01174 years ago
Sliu4 years ago
Viktor Chao4 years ago
Nguyễn Anh4 years ago