A dark cloud is a ________ of thunderstorm.
#6254
A
symbol
B
sign
C
mark
D
signal
推荐题目
Fill in the ______ first and then wait for the interview in the next room.
#6606
A
application
B
tablet
C
enquiry
D
recipe
—I’ve got an “A” in the exam.—That’s a good _______.You’ll surely win a second.
#6986
A
result
B
start
C
news
D
idea
It is clear that in modern society high _______ and demands are placed on students.
#6095
A
motivations
B
expectations
C
standards
D
opportunities
