In ____late 19th century, Europe changed ______great deal and played an important role in ______international trade.
| A．the; a; the | B．the; the;不填 | C．the; a; an | D．the; a; 不填 |
--- I hear that Jane has achieved great success.
--- ________ and __________.
| A．So she has; so have you | B．So she has; so you have |
| C．She has so; so have you | D．So she does; so do you |
Emergency line operators must always _______calm and make sure that they get all the information they need to send help.
A. grow B. appear B. become D. stay
---Do you have any idea what Hawk does all day?
--- I know he spends at least as much time watching TV as he _______.
| A．does writing | B．writes | C．is writing | D．spends on writing |
--- Why are you so angry?
--- Jack failed to return my tennis bat on time again. He _______his words.
| A．is always eating | B．has always eaten |
| C．always eat | D．always ate |
All the doctors in the hospital insisted that he ______ badly wounded and that he ____ at once.
| A．should be; be operated on | B．was; must be operated on |
| C．was; should be operated | D．was; be operated on |