【简答题】镜像有两种,分为水平镜像和垂直镜像,()镜像左右对称,()镜像上下对称
【单选题】回转运动导轨的截面形状有三种:平面环形、()和双锥导轨。
【单选题】将药物溶解或分散在高分子材料基质中,形成的直径1~250 μm的骨架型微小球状实体称为()
【单选题】将药物溶解或分散在高分子材料基质中,形成骨架型的微小球状实体则称( )。
【单选题】Speaker A: What do you think of Chinese food? Speaker B: _______________________________
A.
I don’t like Western food.
B.
I prefer Chinese food.
C.
Chinese food is delicious(美味的)
【简答题】How many steps did the speaker recommend of writing an essay?
【单选题】Speaker A: What do you think of Chinese food? Speaker B: _________________________
A.
I don't like western food.
B.
I prefer Chinese food.
C.
Chinese food is delicious (美味的).
【单选题】Speaker A : Do you like Western food or Chinese food? Speaker B : ___________________
【单选题】The speaker’s Chinese is not so good, but he could make himself ______.