Mary can’t come to help us ____ she has to look after her mother at home.
A: because
B: how
C: where
A: because
B: how
C: where
A
举一反三
- Why can’t Helen come after class A: [A] Because she has to do cleaning. [B] Because she has to meet Bob. [C] Because she has to come home and look after her mother.
- Who should be helped A: She has to visit Bob. B: She has to do her homework. C: She has to look ’after her mother at home.
- Mary didn’t go to the party last night because she ______ the baby for her sister until 9:30. A: must have look after B: had to look after C: must look after D: has to look after
- Why can’t Sally play A: Because she doesn’t like to. B: Because she has to help her mother. C: Because she is having a party.
- The reason ____ he didn’t come to school yesterday is ____ he had to look after his sick mother at home.
内容
- 0
We can’t _____ how to do this. Would you please come and help us?
- 1
After her graduation from university, she has been working hard so that she can _____ some money to help her parents.
- 2
His mother was _______ busy ______ she can’t look after Tom. A: so, that B: such, that C: very , that D: too, to
- 3
She can’t go out with her friends because shehas to stay at home to __ __ her elderly mother.
- 4
She didn’t _______ until her mother came home.