Verb conjugation of "withstand" in English

Regarding the meeting in early May: I could not reschedule the appointment at my daughter's doctor and I will definitely know if I can come during the first 2 weeks. I guess we should talk next week.
This afternoon I will fly to Chile. My two brothers and sisters live there. They are also very old and my brother has already died. My parents emigrated 30 years ago, but they wanted to stay.
I signed up at Vocabulix long time ago and I did not use the account, I even forgot it. But I am always remembering it when I receive newsletters or when I am contacted by other Vocabulix users.