为下列句子选择相对应的图片。⑴Doing more exercise is good for health. {#blank#}1{#/blank#}
⑵I feel cold. I need to wear warm clothes. {#blank#}2{#/blank#}
⑶You should see a doctor when you are ill. {#blank#}3{#/blank#}
⑷If you are angry, you'd better take a deep breath and count to ten. {#blank#}4{#/blank#}
A. 
B. 
C. 
D. 