5.They were walking along the shore ______ a huge wave appeared out of nowhere,sweeping
them out to sea.( )
them out to sea.( )
A. | as | B. | while | C. | when | D. | though |
18.I was much impressed by great changes and fast pace of life in Shanghai______ I came to visit this fantastic city.( )
0 142527 142535 142541 142545 142551 142553 142557 142563 142565 142571 142577 142581 142583 142587 142593 142595 142601 142605 142607 142611 142613 142617 142619 142621 142622 142623 142625 142626 142627 142629 142631 142635 142637 142641 142643 142647 142653 142655 142661 142665 142667 142671 142677 142683 142685 142691 142695 142697 142703 142707 142713 142721 151629
A. | as an instant | B. | for an instant | C. | in an instant | D. | the instant |