根据图示,选择正确的单词、完成英语算式。 one two three four five six seven eight nine ten 1. ___________+two=___________ 2. ___________+___________=five 3. ___________+three=___________ 4. ___________+three=___________ 5. ___________+six=___________
on in under in front of behind 1.The schoolbag is _______ the desk. 2.The teacher is _______ the blackboard. 3.The ruler is _______ the desk. 4.The pencil box is _______ the desk. 5.The blackboard is _______ the teacher.