Nature is at its most beautiful in spring ________ all kinds of flowers are in blossom, _______ attracts people from all walks of life to take a spring outing.
—Oh, it’s you. I didn’t ______ you just now!—That’s because I have just had my hair cut and I’m wearing new glasses.
The number of people at present ______ sixty, but a number of people______ coming here to get tickets for free.
—Why did he come back? —It is ______ he forgot to take his umbrella with him.
— Bob didn’t pass this exam.— He____________.
Jim, I’m _______ my present job. I want to look for another one.