根据句意及首字母提示，写出单词。

1. We are going to s         our homework to our teachers by email in the future.

2. Daming is writing on the b        with chalk.

3. They will send their homework to the teachers by e        .

4. Everyone will study at home in the f         .

5. Mr. Li is t         to some parents in the classroom.

脉络膜血管瘤的特点正确的是（）

A.病变主要位于周边部

B.有粗大的滋养动脉和回流静脉，与视网膜中央动静脉相连

C.多伴有不同程度的渗出性视网膜脱离

D.后照法不透光

E.以上均正确