He made _____ experiments to prove his theory, and the number _____ added up to 600.
#67962
A
a large number of ;have
B
a great deal of; has
C
a great many; has
D
plenty of; have
推荐题目
To our surprise，the stranger ______ to be an old friend of my mother's.
#82472
A
turned up
B
set up
C
set out
D
turned out
It is not easy to learn English well, but if you ____．You will succeed in the end.
#82937
A
hang about
B
hang on
C
hang onto
D
hang up
The bell________ the end of the period rang, __________our heated discussion.
#74542
A
indicating; interrupting
B
indicated; interrupting
C
indicating; interrupted
D
indicated; interrupted
—What was it that________the terrible accident? —His driving after drinking.
#74784
A
referred to
B
turned to
C
led to
D
stuck to