Sperm bank regulations restrict a given donor to making sperm donations at only one facility and restrict the number of children that each donor can father.
- Sperm bank regulations restricted a given donor to making sperm donations at only one facility and restricted the number of children that each donor could father.
Sperm bank regulations restricted a given donor to making sperm donations at only one facility and restricted the number of children that each donor could father.
- Sperm bank regulations restrict a given donor to making sperm donations at only one facility and restrict the number of children that each donor can father.
Aren't you registered to vote?
- Aren't you registered to vote?
Tom hasn't yet registered to vote.
- Tom hasn't registered to vote yet.