—Shall I call you at 10 tomorrow morning? —Better not. I ______ a lecture to some university students. Just send me a message.
In our country the cold weather in the north_____ sharply _____the hot weather in the south.
_____of danger in the street at night, she had to go home, with a friend_____ her.
I don't doubt _____ he will pass the exam.
The problem of global warming is serious. _____ , the sea levels have _____a little.
Though_____ money, his parents managed to send him to university.