Modal verbs – Exercise 101
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| Modal verbs | Examples |
|---|---|
| do not have the ending -s with he, she, it |
My daughter is four years old and she can read and write. Mr Johnson can come tomorrow. |
| do not require an auxiliary verb (be, do, have) |
Can you close the window, please? BUT: Does he always close this window? |
| do not have forms in the past (except "could") and in the future |
I must go to the dentist. BUT: I needed to go to the dentist yesterday. |
| do not require "to" before the second (main) verb |
We may sit here. BUT: I want to sit here. |