- ____ usually convenient to take the underground train to most places.[ ]A. You areB. It isC. He isD. She is
- _____ is not easy to learn a foreign language.A. ThisB. ThatC. ItD. Which
- _____ isn't easy to learn a foreign language well. But don't give it up.A. ThatB. WhichC. ItD. This
- It's half past eleven. It's time _______ have lunch.A. toA. ofC. at
- _______ is dangerous for us to swim in the river alone.[ ]A. ItB. ThatC. This
- I think _______ very important for students to study by themselves in the school or at home.[ ]A. itB. thisC. that
- I think ________ necessary for students to take an interest in all subjects.[ ]A. thatB. thisC. itD. one
- ______ is a good idea to bring your camera because you may want to take photos of the autumn leaves.[ ]A. ThisB. ItC....
- All of us find _______ necessary to take exercise every day. [ ]A. thisB. thatC. themD. it
- _____ is said that _____ tourists visit Geyuan Garden every day.[ ]A. That; thousands ofB. It; five thousand ofC. It;...
- — _____ that China has the largest number of mobile phone users.— I believe so. It seems everyone has one.[ ]A. Someo...
- ______ is dangerous to play in the street.[ ]A. ThisB. ThatC. ItD. He
- — Is _____ true that Americans eat hamburgers and hot dogs every day?— No, that's not true, but they are both very po...
- 同义句改写。1. The film began 20 minutes ago.____________________________________________________2. I think Lian yung...
- _____ not easy for me to speak English.A. I'mB. There'sC. It'sD. That's