tulipflower
Member
- Joined
- Mar 4, 2014
- Member Type
- English Teacher
- Native Language
- Persian
- Home Country
- Iran
- Current Location
- Iran
Can we use both 'to+infinitive' and 'gerund' after 'to be' verbs?
The key to success is 'to work hard'/'working hard'.
The key to success is 'to work hard'/'working hard'.
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