Egyptian President decided to ______on Friday afternoon after an 18-day campaign against him, ending his thirty-year rule. 
#72764
A
step down
B
break in
C
break down
D
step in
推荐题目
 I _____the hobby of fishing as a child.
#81942
A
built up
B
set up
C
kept up
D
took up
Here are five nice pairs of shoes, I think, to __. Which would you like to ___? 
#65874
A
choose, choose
B
be chosen, choose
C
choose from, choose
D
choose, choose from