Question

He used to ____( stay ) up late , but now he is used to _____( go ) to sleep early .

He is ______( worry )about his mother’s illness .
She spends half an hour _____( read ) every day .
It took him several days _____( travel ) here

Answer 1

1. He used to 【 stay 】 up late , but now he is used to 【 going 】to sleep early .
used to do sth. 过去常常， be used to doing sth. 习惯做某事

2.He is 【 worried 】about his mother’s illness .
be worred about 担心

3. She spends half an hour 【 reading 】 every day .
spend.. doing 花时间、 钱做某事

4. It took him several days 【 to travel 】 here
it takes sb. sometime o do sth. 某人花费多长时间做某事

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Answer 2

He used to __stay__( stay ) up late , but now he is used to ___going__( go ) to sleep early .
He is ____worried__( worry )about his mother’s illness .
She spends half an hour ___reading__( read ) every day .
It took him several days ___to travel__( travel ) here
used to do过去常常做某事
be used to doing 习惯于做某事
be worried about sth 对 。。。表示担忧
sb spend+时间+（in）doing sth 花多长时间做某事
=It takes sb+时间+to do sth
满意的换就yes。

Answer 3

stay going
worried
reading
to travel

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Answer 4

stay ,going ,worried ,reading ,to travel

Answer 5

staying; worried ; reading; to travel.