Think and choose. 选词填空。
to, under, in, at, behind, on
to, under, in, at, behind, on
1. Tony sits in front of Linda. Linda sits __________ Tony.
2. Look______the blackboard. Listen______the teacher.
3. Danny is sleeping_________the tree.
4. The mouse is happy. It is________the hole.
5. Put the tail ______ the donkey.
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