1.刚出发,我们很快就陷入困境里. No sooner had we set off than we got into trouble. 2.父母一生给了我们无尽的爱. Our parents have given us endless love. 3.飞机在500英尺的高度毫不费力地越过这座山. The plane flew at a height of 500 feet over the mountain without any difficulty. 4.他不但指出我的错误,而且还帮我改正. He not only pointed out my mistakes,but also helped me to correct them.