Teachers recommend parents their children under 12 to ride bicycles to school for safety.
| A．not allow | B．do not allow | C．mustn’t allow | D．couldn’t allow |
With children, if you say "no", you have to mean ______.
| A．that | B．this | C．it | D．one |
—He found a baby in his car when he came back from the supermarket. And ___ was crying for some milk.
—When was _____?
—_____ was in 2000 when he was still in college.
| A．it; that; This | B．he; this; It | C．she; it; This | D．it; that; It |
—He found a baby in his car when he came back from the supermarket. And ___ was crying for some milk.
—When was _____?
—_____ was in 2000 when he was still in college.
| A．it; that; This | B．he; this; It | C．she; it; This | D．it; that; It |
— Could you give _______ an introduction to the new machine?
— Of course. I will tell you how to use it.
| A．him | B．us | C．her | D．it |
Normally, a forest fire and the damage ______ causes can be very severe, especially when you consider the financial and physical losses.
| A．which | B．it | C．this | D．that |