Theboysliketolistentomusicwhentheydo______(they)homework.
Therearesomanypeopleintheshop.Youmust________yourthings.
Wecanseesomebirdsoverthere.(对画线部分提问)
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Whenyouseeforeignfriendsinourschool，youcansaytothem“W_____tomyschool
Wewouldbrushour_______(tooth)twiceaday.
bus(复数)__________