【正文】
1. 這些花可以一天澆一次。 with C. at。 at D. with。 The flowers _______ _______ _______ once a day. 2. 青少年應該被允許有他們自己的愛好。 1. We should help Mary with swimming. Mary _______ _______ _______ with swimming by us. 2. His hair is too long. He should have it cut. His hair is too long. It _______ _______ _______. 3. My mother asked me to do the homework