Động từ tobe gồm " am , is , are "
1 : What is your name ?
2 : My name is Nhi .
3 : This is a board .
4 : I am eleven .
5 : Does Lan is twelve ?
6 : His pens are three .
7 : Are you and Nam are students ?
8 : Is this your ruler .
9 : They are not doctors .
10 : Phong 's school is not small .
11 : Thu's school is not big .
12 : My school is not big , too .
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