【单选题】果汁、牛奶常用的灭菌方法为
A.
巴氏消毒 ② 干热灭菌 ③ 间歇灭菌 ④ 高压蒸汽灭菌
【单选题】Most of what we know about the beginning of languages we learn ______ .
A.
from religious or folk stories
B.
from the Greek historian Herodotus
C.
by reference to their origin
D.
by studying the Phrygian
【单选题】We’ll reach the sales targets in a month _______ we set at the beginning of the year.
【单选题】From the Paragraph 1, we can see that beginning in the 1970s______.
A.
income became more unequal
B.
income became more equal
C.
income became more unstable
D.
income became more stable