Mr. Wang made up his mind to devote all he could ____ his oral English before going abroad.
A. improve B. to improve
C. into improving D. to improving
Lots of people like to take a walk on Nanjing City Wall since it .
A. repaired B. was repaired
C. has repaired D. is repaired
-- _______ great progress you've made! Congratulations! --Thank you !
A. What B. What a C. How D. How a
---Thank you for helping me a lot.
---_________________. That’s what friends are for.
A. With pleasure B. It doesn’t matter
C. It’s kind of you D. Don’t mention it
--Jack’s parents hardly have any spare time for him, ________they?
-- ________, that’s why Jack often feels lonely at home.
A. do, Yes B. don’t, Yes
C. do, No D. don’t, No
Neither of us knew what happened they told us about it.
A．after B．until C．because D．when
