If H2 burn in O2, we can get _____.
#29282
A
H2
B
H2O
C
O2
D
H2O2
推荐题目
——Is she _______________ in Geography? ——No, she isn’t. She shows no ______________ in this subject.
#29324
A
interesting; interested
B
interested; interested
C
interested; interest
D
interest; interesting
Han Mei and Lucy are good friends. They are in ____________.
#29250
A
Class Three
B
Three Class
C
Class Third
D
Third Class
Green represents and nature. When you feel weak, you can wear green.
#29722
A
sadness
B
purity
C
joy
D
energy