单选题 We regard customer complaints as an opportunity to ( ) our service.

单选题 We took advantage of its sports facilities ( ) staying at the hotel.

单选题 If you ( ) your mind, please call me at this number before Saturday.

单选题 When they met in the hotel , they talked and laughed ( )

单选题 It has been decided that Mr. Li will ( ) the company when the CEO retires.

单选题 The study shows that some students have difficulty ( ) long English texts.

单选题 The bread is （ ） than these cakes.

单选题 He is ( ) enough to carry the heavy box.