下列元素符号都是金属元素的是（   ）

某同学手部皮肤受伤后留下疤痕，当时至少已经伤及了皮肤的（　　）

补全对话。

A: ____(What/Where) are you going to do tomorrow?

B: I'm going to have ____(a/an) English lesson.

A: What are you going to do in your lesson?

B: We're going to draw some pictures in Renmin Park.

A: That ____(sound/sounds) great! I'm going to ____(see/ read)a film tomorrow.

B: Have a good time!

A: You too. I have ____(do/to do)my homework now. Bye.

B: OK. Bye.

近来，“狗患”问题日益突出，据东营市卫生局统计，我市2014年1～2月犬致伤1853人．如果不幸被疯狗咬伤，应及时就医并注射抗狂犬病血清．所注射的物质和采取的措施分别是（　　）