Please don’t ask me to solve mathematical problems; they are beyond my ____.
#5266
A
guide
B
reform
C
grasp
D
draft
推荐题目
—Look! This is__________ . —Very beautiful. When did she take it? 
#6821
A
mymother’spicture
B
mymotherinthepicture
C
apictureofmymother
D
apictureofmymother’s
Chest pains can be a  warning ____of heart problems.
#5747
A
signal
B
sign
C
mark
D
symbol