________ the weather improves, we’ll have to cancel the outdoor picnic.
Unless
If
Because
When
I waited ____ they finished talking.( )
until
if
because
We have to_____the sports meeting for the bad weather.( )
put on
put up
put off
Which is____, the blue one or the red one?
The blue one.( )
good
better
best
Please tell me_____you have learnt English.
For three years.( )
how long
how often
how soon
He felt tired, so he stopped______a rest under the tree.( )
having
have
to have