We use “able” especially in the structure be able + infinitive. This often has the same meaning as can. There is a negative form...

progressive (or ‘continuous’)formshave/has been + -ing I have been thinking about you.Have you been waiting long?I haven’t been...

1- future, present, and past; simple, progressive and perfect English verbs can refer to future, present or past time, and for each kind of time...

In English, if you want to follow a verb with another action, you must use a gerund or infinitive. For example: We resumed talking. (gerund – verb...