把对关系SPJ的属性QTY的修改权限授予李勇的语句是（）
A. GRANT QTY ON SPJ TO ‘李勇’
B. GRANT UPDATE（QTY） ON SPJ TO ‘李勇’
C. GRANT UPDATE ON QTY（SPJ） TO ‘李勇’
D. GRANT UPDATE（QTY） ON SPJ TO 李勇
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Which of the following principles is NOT true in the writing of invitation card（）
A. Invitation card should be written in the third person
B. The layout of invitation card should be arranged in a decoratively indented form
C. There are no punctuation marks at the end of each line
D. Guests’ names must be printed with their titles
Which of the following items is wrong in explaining a notice（）
A. It is to inform the public of certain past events or activities
B. It could be in the form of emails and posters
C. It could be in the form of leaflets and public signs
D. It is usually put in a public place
It looks____ it were going to rain（）
A. even if
B. as if
C. even though
D. like
E. seem
On Saturday afternoon, Mrs. Green went to the market,_some bananas and visited her cousin（）
A. bought
B. buying
C. to buy
D. buy
E. having bought
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