Sometimes I{#blank#}1{#/blank#} {#blank#}2{#/blank#}really hard{#blank#}3{#/blank#}learn English．

    It's half past five．In London，the Greens and their children are at home．They are busy doing things.Mrs.Green is in the kitchen．She{#blank#}1{#/blank#} (cook)dinner．Mr．Green is in his room．He {#blank#}2{#/blank#}(call)his friend in Beijing，China．Emma，their first daughter,{#blank#}3{#/blank#}(practice)the piano in her room．She{#blank#}4{#/blank#}(play)it every Monday and Wednesday．Betty is also in Emma's room．She{#blank#}5{#/blank#}(sing)．Their brother John isn't with them．He{#blank#}6{#/blank#}(draw)a picture of his dog in his room．He{#blank#}7{#/blank#}(like) drawing very much.

    The hot dog is now part of US culture. When you walk on the street {#blank#}1{#/blank#}an empty stomach, what do you want to eat? How about {#blank#}2{#/blank#}（have） a hot dog on a cold day? It's not a bad {#blank#}3{#/blank#}（choose）. A hot dog is a cooked sausage in a bun（小面包）. The sausage is usually grilled（烤过的）.

    A hot dog is a super popular street food in the United States. It only {#blank#}4{#/blank#}（cost） a little money to buy one. But do you know it's actually from Germany, a country {#blank#}5{#/blank#}（wide） known for sausages? It {#blank#}6{#/blank#}(take）from Germany to the US long long ago. It then became popular among working-class people {#blank#}7{#/blank#}it was cheap and delicious. {#blank#}8{#/blank#}is convenient to take away and eat with fingers. What's {#blank#}9{#/blank#}, it gives warmth to people.

    Many people will enjoy a hot dog when they go to a baseball game. It's just like buying popcorn and soda at the cinema. Now the hot dog is playing an important role {#blank#}10{#/blank#}American food culture.