— What are the _______ doing there?— They are busy _______ their science experiment.
#29439
A
Boys students; to do
B
Boy students; to do
C
Boys students; doing
D
Boy students; doing
推荐题目
Mary takes a lot of exercise every day and she is always full of_______.
#27754
A
knowledge
B
energy
C
change
D
damage
---Is Sonia your_____?---Yes, she and I are in Class 4,Grade 7 at Blue School.
#28443
A
teacher
B
classmate
C
aunt
D
mother
Parents shouldn’t do all the things for their children because too much ______ prevents children’s development.
#29919
A
protection
B
pollution
C
exploration
D
application
—Mrs. Wang was sent to teach English in a poor mountain village last year.—She said she would never forget some pleasant while working there.
#29839
A
experiments
B
expressions
C
experiences
D
emotions