用水器具排水管与立排水管的夹角为()时,有利于排水。
A.30°
B.45°
C.60°
D.90°
参考答案:B
用所给单词的适当形式填空。(共5分,10小题,每小题0.5分)
小题1:The ____________ children have difficulty in moving. They need help. (able)
小题1:
小题2:It’s great ___________playing with snow in winter.(funny)
小题2:
小题3:The girl jumped up and down when she heard the ___________ news.(cheer)
小题3:
小题4:Many girls in the villages can’t go to school in the ________ part of our country.(north)
小题4:
小题5:What are the ________ between the two brothers? (different)
小题5:
小题6:She hopes to be an_________in the future.(act)
小题6:
小题7:He made a wonderful ___________ at the meeting.(speak)
小题7:
小题8:I hope this dictionary will be __________ in your study.(practise)
小题8:
小题9:I don’t feel like ________anything. I have a cold.(eat)
小题9:
小题10:Don’t spend too much time_______(play) computer games.
小题10:
简述温室盆栽花卉营养土的主要种类(5种以上)以及该种营养土适合种植的花卉类型。