【简答题】__Be______ very careful when crossing the road. Remember that cars drive on the left in the UK. Never 1_________ into the road without looking. Always stop at the side of the road and 2__________ to ...
【简答题】At the moment, there are two reliable ways to make electricity from sunlight. You can use a panel of solar cells to create the current directly, by liberating electrons from a semiconducting material ...
【简答题】Think of ways you can add movement or at least decrease the amount of time you are sitting. Try getting out of your chair more,standing during yo...