---- Do you know the _____ of the stone?---- Yes. It _____ about 200 kilos.
--- How was your report, Sam? --- Not bad, but I need to do better in ______.
---I feel tired and sleepy. ---Why not stop______?
---Where is Miss Wang? ---She went to Hainan Island last week and will return ______ six days.
--- What did your brother say in the letter? --- He told me he_____to Shaoxing next week.
--- I think Tom shouldn’t ask his mother for so much money. --- I _____. It’s not easy for her to make money.