A. hesitate B. reserve C. physics D. basic

A. century B. culture C. conical D. clinic

A. entrance B. enter C. enhance D. engine

A. occupy B. puppy C. ready D. study

A. says B. pays C. stays D. bays

A. breathe B. with C. thermal D. clothing

A. through B. this C. the D. there

A. thing B. threaten C. thought D. than

A. this B. there C. breathe D. breath

A. breath B. breathe C. thank D. threat