________ back on its history, we have found that the company has been making steady progress.
A: Look
B: To look
C: Looking
D: Looked
A: Look
B: To look
C: Looking
D: Looked
举一反三
- ________ back on its history, we have found that the company has been making steady progress.
- We have come to the conclusion ____ the company has been making great progress these months. A: which B: that C: as D: what
- _____ up at the clock on the wall, the manager found it was already midnight. A: Looking B: Look C: To look D: Looked
- It may be worthwhile at this moment to ______ and see what progress we have made after one year's study in college. A: look into B: look around C: look over D: look back
- __up at the clock on the wall,the secretary found it was already midnight. A: Looking B: Look C: To look D: Looked D whether