Why is it a good idea to carry an umbrella when you

23.Why is it a good idea to carry an umbrella when you go out in Britain?
Because _______
a. It will rain b. It might rain
c. It must rain d. It has rained
24.How long have you known her? The right answer of this question is
_______
25.In summer, there are always flies _______ the kitchen ceiling.
26.How late can I stay out? You can stay out ______ you like.
27.Some kettles switch themselves off. It means there_______
a. are kettles that switch themselves off.
b. is kettle switch itself off. c. is kettle switch own self off
d. is automatic off kettle.

28.We arrived late. We couldn’t get any dinner. We _______ to get any dinner.
It means:
29.A vain person is a person who _______ himself.
30.He bought an electric car _______ stop regular expenditure for petrol.
31.He is known _______ me.
a. by b. with c. for d. to
32.He ordered me _______ the door.
33.How _______ you last night?
34.If you cut your finger, blood _______ out