foolish of you to make such a mistake.
A. It’s
B. Its
C. That’s
D. This is
查看答案
Tina wants to be a dancer____ she is good at dancing.
A. though
B. so
C. because
D. when
The tour guideis _____ visitors around thecity.
A. show
B. showing
C. showed
D. shows
—____ do you visit your parents?—Once a month.
A. How long
B. How soon
C. How often
D. How far
What’s _______ with the machine?
A. trouble
B. wrong
C. ill
D. matter