Because of ______ high demand for Type AB blood, ______ supplies of it are usually limited．
#4619
A
the; the
B
/; /
C
/; the
D
a; the
推荐题目
Harry, did you attend the dancing party________ at Jack’s house the other day?
#4562
A
held
B
having been held
C
to be held
D
being held
——Excuse me, I want to have my watch fixed, but I can’t find a repair shop.——I know ____nearby. Come on, I’ll show you.
#4849
A
one
B
it
C
some
D
that
____people in the world are sending information by E-mail every day.
#4850
A
Several million
B
Many millions
C
Several millions
D
Many million
— Why are you so popular with your students?— As a teacher, I seldom give my students so difficult a problem ____ they cannot work out.
#4683
A
as
B
that
C
if
D
which
______ students up to 2, 000 , the school has built another laboratory．
#4643
A
As
B
For
C
with
D
Since