________he can't understand is ________his son doesn't like the school.He is very upset about this.
| A．That；why | B．Why；that |
| C．What；why | D．Whether；that |
-Where are you exactly？
I____to you from a small town about 50 miles away from your city
| A．will speak |
| B．am speaking |
| C．have spoken |
| D．speak |
About an hour after sunrise，I rode across the countryside____birds were singing．
| A．where | B．which | C．that | D．when |
It was very dark，____Jane seemed to know which way to take at the crossroads．
| A．or | B．and | C．but | D．as |
Just be patient．You _____ expect the world to change so soon．
| A．can’t |
| B．may not |
| C．needn’t |
| D．didn’t |
Having finished the work，__________．
| A．it was almost six o’clock |
| B．supper was ready |
| C．a postman came and delivered some letters． |
| D．we had a rest and then had supper |