Put on more clothes, ______ you may catch cold.
A. and
B. or
C. then
D. so
查看答案
小儿伤食泻的治则是
A. 消食化积
B. 疏风散寒
C. 清热利湿
D. 健脾益气
E. 补脾温肾
I have two sisters but ______ of them likes music as I do.
A. either
B. none
C. neither
D. both
胎儿胸腺移植
A. 可治疗严重联合免疫缺陷病
B. 可治疗细胞免疫缺陷
C. 可治疗腺苷脱氨酸(ADA)缺陷所致的严重联合免疫缺陷病
D. 可治疗选择性IgG类缺陷，Ig水平近于正常的抗体缺陷
E. 可治疗选择性IgA缺陷
You won' t be able to find the job ______ you start right now.
A. lest
B. so that
C. unless
D. that
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