ys, more senior students in the Chinesemainland are applying for admission to universities overseas after graduation—–________ But studying abroad may cost more

The flu is believed____ by viruses that liketo reproduce in the cells inside the human nose and throat.

Do I have to sell my old computer It almost stops working.—You ________ do so, it only needs ________. Something has gone wrong with it.

I prefer speaking to listening in English learning.—Oh, really! I think you should be good at ______ of them.

The reason _______ he was late was ________he hardly knew the way to the meeting place