Fill the gaps with can, can't, could, couldn't, will be able to or won't be able to.
In the past, robots________ teach in classes, but they can now. Robots can't talk now. In 2030, they________talk to people. Mr Van______ run very fast when he was young. Now he_______ . In 2030, robots will be able to talk to us, but they ____ do more complicated things. My little sister is very clever. She________ already read some words.
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Fill the gaps with can, can't, could, couldn't, will be able to or won't be able to.
In the past, robots________ teach in classes, but they can now. Robots can't talk now. In 2030, they________talk to people. Mr Van______ run very fast when he was young. Now he_______ . In 2030, robots will be able to talk to us, but they ____ do more complicated things. My little sister is very clever. She________ already read some words.
Trả lời:
1. In the past, robots couldn’t teach in classes, but they can now
2. Robots can’t talk now. In 2030, they will be able to talk to people.
3. Mr. Van could run very fast when he was young. Now he can’t.
4. In 2030, robots will be able to talk to us, but they won’t be able to do more complicated things.
5. My little sister is very clever. She can already read some words.
Fill the gaps with can, can't, could, couldn't, will be able to or won't be able to.
In the past, robots couldn't teach in classes, but they can now. Robots can't talk now. In 2030, they could talk to people. Mr Van could run very fast when he was young. Now he can 't . In 2030, robots will be able to talk to us, but they can 'tdo more complicated things. My little sister is very clever. She can already read some words.
