Peter is very tired, ______ he doesn’t want to go to bed.

Many a girl ________ fond of playing the piano in my class.[ ]

We recommend you ______ at least 15 minutes before the start of your tour.

I’ve heard Jenny has just bought a BMW X5 — I ______ she has so much money

What have you learned from your experience in Thailand?—Well, meeting people from another culture ______ be very difficult．