A. Provide B. Provided C. Unless D. Otherwise
A. are sold fast B. have been sold fast C. sell fast D. be sold fast
A. for B. in C. with D. at
A. admit B. place C. entertain D. receive
A. should B. may C. have to D. would
A. booked B. placed C. executed D. given
A. with stock B. in stock C. from stock D. to stock