How many birds can you see in the trees?—I can see birds in them.

Jimmy felt terribly sorry because he took his deskmate’s math book away__________[ ]

Bob used to ________in the countryside . But now he is used to _________in the big city .

‘I’____the first letter in the word‘irregular’,and there is___‘u’and ___‘l’in it.

Do you know ________ Jenny comes to school every day?一Of course I do．She rides her bike．