DA-107塔系统发生严重爆聚应急预案。

用5、6、30三个数写出两道乘法算式。

These are the photos of our village, and they will show you ________.

A．what does it look like

B．what it looks like

C．how does it look like

D．how it looks like

AXE软件追踪系统可以对Forlopp信号进行准确追踪

There is _______ “u” and _______ “f” in the word “unfamiliar”.

A．an, an

B．a, a

C．an, a

D．a, an

晶状体（）

A.是眼可变的折光装置

B.位于虹膜与睫状小带之间

C.虹膜与玻璃体之间

D.虹膜与角膜之间

E.周围有睫状小带附着