5.in need在困难中，在危急中
①A friend __ ____ is a friend ______.患难见真情。
②The difficulty that faces us is the number of those ___ _____.
我们面临的困难是需要帮助的人数太多。
③The new regulation is __ _____ __ more support.新的规定需要更多的支持。
④There is __ ____ for such caution.不必如此小心谨慎。
⑤There is __ ____ __ keep arguing about such things.
没必要为这样的事情争论不休。
