He can’t make both ends meet due to spending money____________.
--What’s the problem with the car? Have you checked the engine?--Yes, I did twice; there _________ be anything wrong with the engine.
The fans were told that all the tickets had been sold out, ________they had waited outside the booking office for so long.
______ the early train, you’ll have to get up early and rush in a taxi.
It has been cold and windy recently. If only it ______sunny and clear now!
Madame Curie(居里夫人) contributed all his life ______ radium(镭) so that she has earned respect from people all over the world.