语法词汇练习 语法大全 语法详解 英语听力 
Because of ________ high demand for Type AB blood, ________ supplies of it are usually limited.
#7794
A
the; the
B
不填；不填
C
不填；the
D
a; the
下一题
推荐题目
What a splendid time today!We have had ____.
#10349
A
good dinner
B
good dinners
C
a good dinner
D
the good dinner
Jumping out of ________ airplane at ten thousand feet is quite ________ exciting experience.
#9529
A
an; /
B
/; an
C
an; an
D
the; an
Life the like ________ ocean; Only ________strong-willed can reach the other shore.
#7608
A
an; the
B
the; a
C
the ;/
D
/ ; a
—Do you know what EU stands for, Tommy?  —Sure．It stands for the European Union,______ European political and economic organization that encourages trade and friendship between ______ countries that are members．
#9477
A
an; the
B
a; the
C
the; /
D
an; /
As he reached ________front door，Jack saw________strange sight.
#7639
A
the；/
B
a；the
C
/；a
D
the；a