I . Em hãy điền động từ " to be " thích hợp để hoàn thành những câu sau .
1, We are school children . We...................... thirteen years old.
2, "How......................you . John ? " - I.........................line. Thanks ".
3, Those new desks.........................in their classroom.
4, My mother...............................cooking the meal in the kitchen now .
5, The students............................camping yesterday so today they ............................tired.
I . Em hãy điền động từ " to be " thích hợp để hoàn thành những câu sau .
1, We are school children . We........are.............. thirteen years old.
2, "How............are..........you . John ? " - I.............am............line. Thanks ".
3, Those new desks............are.............in their classroom.
4, My mother..............is.................cooking the meal in the kitchen now .
5, The students.............are...............camping yesterday so today they ..................are..........tired.
I . Em hãy điền động từ " to be " thích hợp để hoàn thành những câu sau .
1, We are school children . We......are................ thirteen years old.
2, "How.........are.............you . John ? " - I..........am...............fine. Thanks ".
3, Those new desks.......are..................in their classroom.
4, My mother...........is....................cooking the meal in the kitchen now .
5, The students.........are..................camping yesterday so today they ...........are.................tired.