The principles for complementary feeding of the breastfed child, which one is CORRECT（）
A. introduce complementary foods at 6 months of age while continuing to breastfeed
B. continue frequent , on-demand breastfeeding until 2 years of age or beyond
C. gradually increase food consistency and variety as the infant grows older, adapting to the infant’s requirements and abilities
D. all above
E. all above
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Most of the people______to the party were famous scientists（）
A. invited
B. to invite
C. being invited
D. inviting
Mrs. Read the windows every day（）
A. is cleaning
B. clean
C. cleans
D. will clean
Neuropsychological development can be assessed by a variety of measurements, For Example（）
A. Body weight
Body height
C. Head circumference
D. Psychomotor development
E. Psychomotor development
What principle does the following solution follow？To solve housing problem, relevant authorities should make the provision of secure, affordable housing a priority in their planning and budgeting（）
A. common value
B. precedent
C. analogy
D. desirable or destructive result
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