She was so angry and spoke so fast that none of us understood _______ he said meant.
You can use a large plastic bottle, _____ cut off, as a pot to grow young plants in.
_____ what I had originally thought, the trip turned out to be fun.
---- What’s your brother? ---- He has been _____ the China Daily for years.
The sales boy thought he could persuade the boss of the company _____ buying some e-books.
I haven’t seen you for a couple of days. What have you been up _____?