MCQOPTIONS
Saved Bookmarks
| 1. |
Select the most appropriate word to fill in the blank.The bottom surface of the sea ice is a thick slurry of floating ice crystals, and my descent _______ them in motion. |
| A. | had set |
| B. | has setting |
| C. | has set |
| D. | had setting |
| Answer» D. had setting | |