—Are you free now?
—No．I have so many chores________today．
| A．do |
| B．to do |
| C．doing |
| D．done |
The house ________ in1950.
| A．build | B．building | C．built | D．was built |
The book _______ my husband bought in Shenzhen yesterday was very interesting.
| A．who | B．where | C．when | D．which |
Four thousand kilometers _________ not a short distance.
| A．is | B．are | C．was | D．were |
_______ you ________ Huangshi since 10 years ago?
| A．Have ; gone to | B．Have ; been to | C．Have ; been in | D．Do, live in |
I_______ my homework in my study the whole morning . I went nowhere.
| A．do | B．did | C．was doing | D．would do |