-----when has the country been open to international trade?-----1978, I suppose.
1 am surprised that a company with the good _______ would produce such poor quality goods.A enjoyment B. appreciationC. entertainment D. reputation
Believe it or not, no bread eaten by us is as sweet as _______ earned by our own labor.A one B. that C. such D. what
With the successful launch of Tiangong-l, which was _____ breakthrough in space field,China's space dream took a step closer to _____ reality.
He is sure to ________ with the help of Mrs. Li.
Every year he ________ to Beijing to visit his teacher.