in case one of the member/members, team may/might still suffer/suffers

[Hotencool]

in case one of the member/members did not come, team may/might still suffer/suffers the consequence.

thanks in advance!

[Kitosdad]

If one of the key members of the team doesn't come, they may suffer the consequences.
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Keep it simple. Keep it interesting.

[Hotencool]

thank you sir! is skype lesson's free of charge?