The International Maths Summer Camp was held in Wuhan,____ the top students in maths from all over the world.
It is the first time that I _____ in public. A. have spokenB will speakC. had spoken D. will be speaking
Someone called me up in the middle of the night, but they hung up ____I could answer the phone.
Only ___________ this direction can you reach the railway station.
Alice didn’t want her parents to know___________.
Many questions __________ at the meeting, but he answered none.