people prefer HUAWEI phones， and about of them are adults．（ ）
| A． |
The number of； four﹣fifths |
| B． |
A number of； four﹣fifth |
| C． |
A number of； four﹣fifths |
| D． |
The number of； four﹣five |
Sam finds sweeping robots useful，and he plans to buy _____for his grandma．（ ）
A．itB．oneC．thisD．that
The living room becomes ____as the sunlight comes in through the windows．（ ）
A．biggerB．cleanerC．quieterD．brighter
Sir，did you enjoy your stay in our____？
Yes，I slept well and I like the breakfast．（ ）
A．hotelB．schoolC．factoryD．company
Peter，shall we go for a picnic this Sunday？
OK．Let's add it to ____weekend plan．（ ）
A．aB．anC．theD．/
She will ______ the silk dress and go out．（ ）
A．put awayB．put upC．put on