when there is a surplus electricity when hearing the news Split after discussion with @EmilyJane In the UK at least there is never more generation from wind than demand. There might be periods where generation from wind exceeds the ability of the network to deliver the available generation to where the demand is, I'm not sure. It seems to be a common refrain from supporters of wind and solar to suggest using the surplus from times of excess
when the family has a sister sex In law, a prohibited degree of kinship refers to a degree of consanguinity blood relatedness, or sometimes affinity relation by marriage or sexual relationship between persons that makes sex or marriage between them illegal. An incest taboo between parent and child or two full-blooded siblings is a cultural universal
describe a time when you helped someone Learn how to describe a time when you helped someone with sample answers, vocabulary tips and grammar advice. Listen to the audio and read the transcript of the responses for IELTS Speaking Part 2