The secretary had no more letters ; she began to put all the letters in envelopes.
A: to be typed
B: typing
C: to type
D: typed
A: to be typed
B: typing
C: to type
D: typed
举一反三
- The secretary had no more letters ________; she began to put all the letters in envelopes.
- Because of many mistakes, she was made ________ these letters again. A: type B: to typing C: typed D: to type
- I"m going to have my letters ______ tomorrow. A: type B: typing C: typed D: to be typed
- The secretary will be able to help employees ______ long reports. A: type B: typed C: typing D: D．to be typed
- I （）since seven this morning. A: had typed B: typed C: am typing D: have been typing