PHRASAL VERB back up brush up change around come up with crop up away with dive in face up to fade away 10 figure out 11 key in 12 mull over 13 puzzle out 14 set out 15 test out 16 swot up (on) 17 think through 18 use up 19 wear out 20 wind down a b c d e f g h i j k l m n o p q r s t start doing sth in a very enthusiastic way accept sth and try to deal with it solve a confusing or complicated problem by thinking carefully about it consider the facts about sth in an organized and thorough way study sth very hard, especially for an examination think carefully about sth over a period of time be able to understand sth or solve a problem; understand what someone is like and why they behave in the way they think of sth such as an idea or a plan practice and improve your skills or knowledge of sth make a copy of information on your computer; give support to someone by telling other people that you agree with them put information into a computer or other electronic machine using keys or a keyboard try using sth such as a machine or product to find out whether it works correctly or is satisfactory use all of a supply of sth use sth a lot so that it no longer works, or can no longer be used disappear slowly move things so that they are in different places or positions get rid of end or finish sth gradually; gradually reduce work before stopping completely; relax after a period of excitement or worry start doing or working on sth in order to achieve an aim appear or happen suddenly or unexpectedly ANSWER: 1j 2i 3p 4h 5t 6q 7a 8b 9o 10g 11k 12f 13c 14s 15l 16e 17d 18m 19n 20r