The manager was worried about the press conference his assistant ______ in his place, but, luckily, everything was going on smoothly.

(单选题)25.（   ） (单选题)24.（   ） (单选题)21.（   ） (单选题)______ he won the first prize in the competition greatly enh (单选题)When his wife came back, he couldn’t help ______ and gave a (单选题)A new supermarket ______ in the center of the city, and it i (单选题)Mrs. Green handled the piano with caution in our music class (单选题)Some great minds hold that potential knowledge obtained ____ (单选题)It’s very cold outside. You’d better wear thick clothes, ___ (单选题)At the end of the road ______.