Sam was very ill, so his mother sent ______ the doctor.
A. [A] for
B. [B] away
C. [C] out
查看答案
Do you remember how many brothers ______
A. [A] does he have
B. [B] he has
C. [C] has he
______ some of this juice perhaps you'll like it.
A. [A] Try
B. [B] Trying
C. [C] To try
Since I began to work here three years ago, this factory ______ in size.
A. [A] had doubled
B. [B] has doubled
C. [C] doubled
维生素D缺乏性佝偻病骨骼改变正确的是
A. 1岁出现方颅
B. 1岁半时前囟闭合
C. 颅骨软化多见于6个月以上小儿
D. 下肢畸形见于8个月小儿
E. 出牙延迟至1岁或更晚
微信支付 
支付宝支付