跟据句意及首字母提示补全单词。

1. His home is on the twelfth floor. We'd better take an e____ up there.

2. John is very friendly and easy to get a____ .

3. How much did the coat c____?

4. I have a hard time f____ your house.

5. Be c____ when you cross the busy street.

属于吞咽训练中摄食训练的是（）

A.声门闭锁训练、体位、一口量

B.体位、一口量、食物的形态

C.咽部冷刺激与空吞咽、体位、一口量

D.声门闭锁训练、一口量、食物的形态

E.咽部冷刺激与空吞咽、一口量、食物的形态