1 often hear her __.this song. Listen! Can't you hear her___ in the next room?.
A. sing; sing B. singing; singing 
C. sing; singing
Can you tell me_____________?
| A．when did the train arrive | B．whether has the train arrived |
| C．when will the train arrive | D．whether the train has arrived |
Put on more clothes, Kate. The window in our room ______ yesterday.
| A．was broken | B．are broken | C．have broken | D．will break |
It is necessary for us________ good habits in our daily life.
| A．keep | B．to keep | C．keeping | D．kept |
Jeff _______the hospital if he feels better in a few days.
| A．leaves | B．left | C．will leave | D．has left |
---What were you doing at this time last night?
--- I _________ a phone call.
| A．made | B．will make | C．has made | D．was making |