— When______ you______ the smart hat?— While my parents were waiting for the plane at the airport

题型：单选题题类：常考题难易度：普通

— When______ you______ the smart hat?
— While my parents were waiting for the plane at the airport

A、did, buy B、do,buy C、were,buying

举一反三

The accident {#blank#}1{#/blank#} {#blank#}2{#/blank#} at midnight.

David left without saying a word. He{#blank#}1{#/blank#} {#blank#}2{#/blank#}with us.

相关试卷