—Must I do my homework now, Mum?—_______. You can do it tomorrow.
— Kitty, do you know ______? — Sure, about forty minutes.
People in Yancheng are proud of ________ they have achieved in the past thirty years.
The students came to ask the teacher___________.
--- What did Mr White say? --- He asked us _____.
----What did Danny say on the phone, Li Lei? -----He asked me .