【单选题】What's the best title for this passage?
A.
The Essence of Science and Scientists
B.
On Distinguishing Fact from Fiction
C.
The Definition of Pure Scientists
D.
The Classification of Science
【单选题】镜片的度数是指( )(以米为单位)的倒数。
【简答题】What’s the essence of Cultural Globalization?
【简答题】松脂较多的针叶树,要将枝条下端浸入 ( ) °C 温水中 2h ,使松脂溶解,以利于切 口愈合生根。