A. although B. while C. until D. unless
A. put off B. call for C. bring about D. take over
A. reading B. read C. to read D. to be read
A. changed B. would change C. had changed D. change
A. carried on B. took in C. applied for D. put on
A. what B. that C. which D. whose
A. develop B. supply C. take D. make
A. Whatever B. Whenever C. Whether D. However
A. with B. over C. in D. on