My neighbours had a terrible argument last night. They were shouting at each other_______ one in the morning.
| A．before | B．until |
| C．after | D．for |
You must read the ___carefully before taking the medicine.
| A．news | B．pictures | C．numbers | D．instructions |
Miss Zhao is very helpful. She often helps us ____we are in trouble.
| A．whether | B．although | C．whenever | D．however |
The harder we work, the ___ result we will get.
| A．faster | B．fewer | C．better | D．smaller |
If you want to do better in playing the piano, you need more ____.
| A．technology | B．practice | C．pleasure | D．challenger |
Willie will learn swimming, no matter how much it ____.
| A．costs | B．takes | C．spends | D．pays |