【正文】
k your parents what they like doing, and write an interview about it by using the present pecfect progressive tense. 1. A:你收集貝殼有多長時(shí)間了? B:自從我上中學(xué)以來。 A: How long ______ you _______ _______ shells? B: ______ I _____ to middle school. 2. 我滑冰已有五個(gè)小時(shí)了。 I ______ _______ _______ _______ 5 hours. 3. A:這是你首次參加滑冰馬拉松嗎? B:不,去年我參加過。 A: Was this your ______ _______ __________? B: No, I ______ in a ________ last year. have been collecting Since went have been skating for first skating marathon skated marathon 4. A:你什么時(shí)候得到第一雙溜冰鞋? B: 3年前。 A: When did you ______ your first _____ ______ _______? B: Three years ago. 5. A:他游泳有多長時(shí)間了? B: 他已游了半小時(shí)了。 A: How long _______ he ______ ________ ? B: He ______ _______ _______ _______ half an hour. get pair of skates has been swimming has been swimming fo