适用于预防变态反应所致速发型哮喘的药物是
A．色甘酸钠B．二羟丙茶碱C．易咳净D．酮替芬E．二丙酸倍氯米松
参考答案：A
We eat __________ in the afternoon.[ ]
A. breakfast
B. lunch
C. supper
