A. linguistics B. Tour de France C. pen knife D. hometown A. simplify B. our C. let out D. lettuce A. pretend B. thanks to C. illustrate D. flour A. athlete B. differ C. seasonal D. horn A. fire B. structure C. won D. easy A. drainage B. ride C. make a difference D. gravitational A. get around B. article C. bye-bye D. next door A. dam B. decide on C. combination D. weather report A. guard against B. confusing C. genius D. wrinkle A. preposition B. stove C. harry D. take pictures