The government has taken some measures to solve the shortage of electricity, but it may be some time ________ we have enough power.
He felt his pocket only _______ the money nowhere.
He caught the train with a few minutes _______.
The supermarket _______ that the customer should pay for the damage.
Don’t be afraid of asking for help _______ it is needed.
——Mr Smith looks rather a kind man. ——But in fact he is cold and hard on us. You ____ believe it!