Yutu, China’s first moon rover(月球车), ________ at the center of attention since it flew to space last December.
Alan late to study for the math test last night.
________ Sunday morning, he cleaned his room. _______ the afternoon, he did his homework. __________ night, he watched Olympic Games.
– When did you see Mr Green? – .
– Where did she go on vacation? –.
– Who cleaned the room yesterday ? – I .