30.Are you certain that this is _________in his speech?
When I entered the hall, a tall and beautiful girl drew my attention at first ________.
Thank you for the reasonable plan that you put ________ to help improve people’s living level step by step.
______ good , the fish was eating up in no time.
Having a trip abroad is certainly good for the old couple, but it remains ______ whether they will enjoy it.
By taking the scientific development of his day one step further, Jules Verne _______ modern science fiction.A. lay the foundation of B. laid the foundation ofC. lie the foundation of C. lain the foundation of