Once new difficulties _____ in our new job, we should learn to use our brains to solve them.
#99664
A
rise
B
cause
C
arise
D
raise
推荐题目
 —He       to the meeting. Have you informed him of it? —Sorry. I       to.
#104682
A
hasn’t come; am going
B
didn’t come; have forgotten
C
hasn’t come; forgot
D
doesn’t come; will have
He______ and was made to repeat it. 
#104327
A
didn'tunderstand
B
didn'tbeunderstood
C
wasn'tunderstand
D
wasn'tunderstood
Put on your coat! I        you down to the doctor.
#102202
A
take
B
am taking
C
took
D
have taken