He failed in his business a third time and only then ______ the difficult situation he was in.
| A．I realized | B．I had realized | C．had I realized | D．did I realize |
—Where’s that report?
—I brought it to you _______ you were in Mr.Black’s office yesterday.
| A．if | B．when | C．because | D．before |
—How can I apply for an online course?
—Just fill out this form and we _______ what we can do for you.
| A．see | B．are seeing | C．have seen | D．will see |
This is a junior school.You should go to a senior school _______ girls of your age.
| A．for | B．about | C．from | D．to |
The flowers were so lovely that they __________ in no time.
| A．sold | B．had been sold | C．were sold | D．would sell |
“Goodbye, then,” she said, without even ___________ from her book.
| A．looking down | B．looking up | C．looking away | D．looking on |