Please put one teaspoon of salt into the
题型:选择题
问题:
Please put one teaspoon of salt into the water, then _______.[ ]
A. mix up it
B. mix it up
C. mix up them
D. mix them up
Please put one teaspoon of salt into the water, then _______.[ ]
A. mix up it
B. mix it up
C. mix up them
D. mix them up