Matching Pairs page 13.The Learning ProcessOnline version Match the phrases in bold with the correct definitions. by Margarita Araque 1 to develop or improve. 2 to make a determined effort to do something. 3 a situation or state that you feel relaxed in. 4 to check development or improvement. 5 to stop trying to do something 6 to do something , although you know that something bad could happen. b. Comfort zone d. give up a. push e. progress f. measure c. take risks