Remember to take;second turning on
句意:别忘了在第二个转弯处向左拐。
记得在第二个拐弯处向左拐。
Don't forget to do sth. “不要忘记做某事”,也就是“记得要去做某事”,用remember to do sth.
turn left at the second turning=take the second turning on the left 意为“在第二个转弯处左拐”
故答案为:Remember to take;second turning on