-----Did you find the missing couple in the mountain yesterday?-------No, but we _ to get in touch with them ever since.A have tried B. had tried C. have been trying D. had been trying
--- If you like, I can do some shopping for you. ---That’s a very kind ________.
He proved himself a true gentleman and the beauty of his ______ was seen at its best when he worked with others.
—Have you informed your dad of the suggestions given by the expert? — Of course. ____ I came home.
—How elegant and attractive our teacher is today! —Yes. The red dress ____ her hidden beauty.
The reason why he didn’t get the job is that he couldn’t beeven for the interview.