⑴ {#blank#}1{#/blank#}              A. paper

⑵ {#blank#}2{#/blank#}              B. letter

⑶ {#blank#}3{#/blank#}           C. computer

⑷ {#blank#}4{#/blank#}           D. email

⑸ {#blank#}5{#/blank#}            E. postcard

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.

— It's a pen.