A survey indicates the _____ of men to women in the population has changed in recent years.
| A．proportion | B．proposal | C．promotion | D．Property |
The traveler lost his way in the woods, and ________made things worse was that it was getting dark.
| A．that | B．what | C．which | D．as |
—Go and ask her ___________come .
—OK.
| A．what time would she like to | B．at what time she’d like to |
| C．when would she like to | D．when she likes to |
—I rang you at about nine, but there was no reply.
—Oh, that was probably__________I was seeing the doctor.
| A．why | B．when | C．what | D．that |
She looks sad. Could you please tell me ____ that prevents her from being as happy as before?
| A．what it is | B．it is what | C．how it is | D．it is how |
—Have you heard that Tom, along with his parents, ____to Japan?
—Really? No wonder I haven't seen him these days.
| A．has been | B．has gone | C．have been | D．have gone |