11.---Look,there are so many students under the tree.Do you know ______?
---I don't know.Let's go and have a look.( )
---I don't know.Let's go and have a look.( )
| A. | what are they doing | B. | what they are doing | ||
| C. | what they were doing |
10.---Do you know ______ it is from here to the gym?---About twenty minutes'walk.( )
| A. | how long | B. | how far | C. | how soon |
9.Times waits for no man.Don't waste your time,__________ you'll regret it.( )
0 113643 113651 113657 113661 113667 113669 113673 113679 113681 113687 113693 113697 113699 113703 113709 113711 113717 113721 113723 113727 113729 113733 113735 113737 113738 113739 113741 113742 113743 113745 113747 113751 113753 113757 113759 113763 113769 113771 113777 113781 113783 113787 113793 113799 113801 113807 113811 113813 113819 113823 113829 113837 159627
| A. | and | B. | or | C. | but | D. | since |