---- Perhaps John’s not in.

----_______. Look, the light’s on.

A. Yes, he can be at home.　　　　　　　　 B. No, he couldn’t go out.

C. Yes, he must be at home.　　　　　　　 D. No, he needn’t go out.

----- Perhaps John’s not in.

   -----_______. Look, the light’s on.

A. Yes, he can be at home.                 B. No, he couldn’t go out.

C. Yes, he must be at home.                D. No, he needn’t go out.

─Perhaps John’s not in.

─______. Look, the light’s on.

   A. Yes, he can be at home     B. No, he couldn’t go out

   C. Yes, he must be at home   D. No, he needn’t go out

—________. Look, the light’s on.

A. Yes, he can be at home 　　　　　　　　  B. No, he shouldn’t go out

C. Yes, he must be at home 　　　　　　    D. No, he needn’t go out

--- Perhaps John’s not in.    --- _______. Look, the light is on.

  A. Yes, he can be at home.                             B. No, he couldn’t go out

  C. Yes, he must be at home                                   D. No, he needn’t go out

----- Perhaps John’s not in.
-----_______. Look, the light’s on.

--- Perhaps John’s not in.    --- _______. Look, the light is on.

--- Perhaps John’s not in.    --- _______. Look, the light is on.

—Perhaps John's not in.

—______.Look，the light's on.

A．Yes，he can be at home

B．No，he couldn't go out

C．Yes，he must be at home

D．No，he needn't go out

---Perhaps John's not in.

---______.Look，the light's on.

1. A.
   Yes，he can be at home
2. B.
   No，he couldn't go out
3. C.
   Yes，he must be at home
4. D.
   No，he needn't go out