It’s summer now. The weather is getting__（）
A. higher and higher
B. lower and lower
C. hotter and hotter
D. colder and colder
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If only the committee_____ the regulations（）
A. would approve
B. can approve
C. approve
D. will approve
If it had not been your help, we _____（）
A. wouldn’t succeed
B. would succeed
C. wouldn’t have succeeded
D. should succeed
Could you give me a _____（）
A. advice
B. news
C. answer
D. piece of advice
About the spinal cord, which description are correct（）
A. It lies in vertebral canal
B. It continuous with pons at level of foramen magnum
C. It has cervical and lumbosacral enlargement
D. It can be divided into 33 segments
E. The gray matter lies in the center
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