So difficult ________ it to live in an English-speaking country that I determined to learn English well.
| A．did I feel | B．I did feel | C．have I felt | D．I have felt |
32. She is not always so friendly. I wonder what she________.
| A．wants | B．is wanting | C．has wanted | D．will want |
31. The farmers wondered if vegetables bring in______crops.
| A．as many as | B．as good as | C．as much as | D．as well as |
30. This dictionary is of great use, which can help you_________many problems about words and idioms.
| A．keep up | B．clear up | C．look up | D．take up |
29. The________you sign your name can tell experts a lot about you.
| A．choice | B．method | C．means | D．way |
28. Hello, you_______5678234, I’m sorry but I am unable to answer your questions right now.
| A．reached | B．are reaching | C．have reached | D．had reached |