I think ___ knowledge of the Internet is ____ must in our work today.
#10257
A
a…..a
B
the….an
C
the….the
D
/…an
推荐题目
Mrs Chen is paper-cutting expert, whom I interviewed for my article on Chinese Art.
#9175
A
a； the
B
an；/
C
a；／
D
an；the
— Have you seen ____ pencil? I left it here this morning．—Is it _____black one? I think I saw it somewhere
#8431
A
a; the
B
the; the
C
the; a
D
a; a
Each of the 400 people received from their boss____ gift——“Who moved my cheese?”——____ best-seller in the US——to understand how to deal with changes in their lives and work.
#10053
A
the; 不填
B
a；a
C
a；不填
D
the；a
George couldn’t remember when he first met Mr. Anderson, but he was sure it was _______ Sunday because everybody was at _________ church.
#9404
A
a; /
B
the; /
C
/; the
D
/; a
___Mr. Chen is waiting outside to speak to you. He appears to be quite ___ important person.
#9938
A
/, an
B
A, an
C
The, the
D
The, /