Jet lag ____________ .
A.makes our body clock operate badly
B.causes our body clock to change
C.extends the hours of our body clock
D.upsets our body’s rhythms
A.makes our body clock operate badly
B.causes our body clock to change
C.extends the hours of our body clock
D.upsets our body’s rhythms
Loga
Hóa Học lớp 12
