The transportation company ________ the truck with all our household effects because we were moving to Califomia. [ ]

My sister ,_____ my family are proud, was admitted to Tsinghua University last autumn.

We’ll make a trip to Hainan Island next weekend. Will you go with us—No, I can’t _____ it at present because I have little money.

China’s population is expected to increase to about 1.5 billion in 2040, ______it will start to decline slowly.

The more you practise _____ English, the better your _____ English will be.