I ________ an old friend in the street the other day whose changes surprised me a lot.
#12573
A
came out
B
came down
C
came round
D
came across
推荐题目
Anyone in the lab has to      the following dos and don’ts.
#10808
A
observe
B
consult
C
recognize
D
direct
The monitor wanted to buy two_______ stamps, but the salesgirl only sold him_______ these stamps.
#14544
A
scores of; dozens of  
B
scores; dozen of  
C
score of; dozen of  
D
score of; dozen
____ students are practicing ___ English with each other at the English corner. 
#14397
A
The number of; to speak
B
A great deal of; spoken
C
A great many of; speak
D
A number of; speaking