【简答题】At
first, Baker thought Mr. Fleagle’s English course was ___________.A. interesting B. dull C. hopeful D. attractive
【单选题】The moment she heard Mr. Baker’s angry voice on the phone, she ____what she would have to face.A.
A.
28.The moment she heard Mr. Baker’s angry voice on the phone, she ____what she would have to face. A.had sensed
【单选题】下列关于粘性和粘度的说法不正确的是 :
B.
粘度越大,流体流动的时候内摩擦力越大,流动越困难
【单选题】关于理想液体的流动,说法正确的是
C.
理想液体在水平流管中流动时,液体的流速对该处压强没有影响。
D.
理想液体在等粗流管中流动时,液体的高度对该处压强有影响。
【单选题】为“学院”表增加一个字段“教师人数”的SQL语句是
A.
change table 学院 add 教师人数
C.
alter table 学院 add 教师人数
D.
change table 学院 insert 教师人数
【单选题】At first, Baker thought Mr. Fleagle’s English course was ___________.
【单选题】为“学院”表增加一个字段“教师人数”的SQL语句是
A.
CHANGE TABLE学院ADD教师人数I
D.
CHANGE TABLE学院INSERT教师人数I