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=___________
观察下面的图片,从方框中选出合适介词并填空。 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.