A. summer B. both C. tell D. Mars A. ambassador B. Canadian C. determination D. say A. yours B. river C. up to now D. boom A. setting B. athletics C. block out D. time A. seriously B. though C. basement D. athlete A. end B. compact C. solely D. as a result of A. popcorn B. eve C. rather D. cyclist A. opera house B. indisposition C. did D. skipping rope A. kilometre B. pleasant C. herb D. keep to A. spare time B. plain clothes C. stamp D. out of sight