---Many people talk about “Didi”. I really wonder ___________________.
--- Just call to order a taxi through it on your mobile phone.
A. how I can use it B. who uses it most
C. why people use it D. what it is used for
There was a big earthquake in Japan, but luckily many people _________.
A. save B. saved C. are saved D. were saved
---Did you watch the program The Voice last night?
---I wanted to, but my mother __________her favorite TV play.
A. watches B. watched C. was watching D. is watching
My sister __________ the exam, so she is very happy now.
A. passes B. has passed C. passed D. will pass
Jack, can you answer the telephone? I _________the dishes in the kitchen.
A. do B. am doing C. did D. have done
My mother is so busy that she has a lot of problems to ___________.
A. deal with B. come up with C. catch up with D. agree with