Look at the picture. It is spring. The green trees grow and grow.

⑴No littering!{#blank#}1{#/blank#}                             A.

⑵No spitting!{#blank#}2{#/blank#}                              B.

⑶Don't waste food!{#blank#}3{#/blank#}                        C.

⑷Keep quiet!{#blank#}4{#/blank#}                             D.

⑸Watch your step!{#blank#}5{#/blank#}                        E.

⑴I'm in Class Three，Grade Four. {#blank#}1{#/blank#}             A.

⑵He is from the UK. {#blank#}2{#/blank#}                                    B.

⑶These are bears. {#blank#}3{#/blank#}                                        C.

⑷It's summer. I can swim. {#blank#}4{#/blank#}                             D.

⑸It is a toy car. {#blank#}5{#/blank#}                                                E.