The flowers _________sweet in the botanic garden attract the visitors to the beauty of nature．
| A．to smell | B．smelling | C．smelt | D．to be smelt |
Having a trip abroad is certainly good for the old couple, but it remains ______ whether they will enjoy it.
| A．to see | B．to be seen | C．seeing | D．seen |
It was raining heavily. Little Mary felt cold, so she stood ______ to her mother.
| A．close | B．closely | C．closed | D．closing |
______ loud music in public is against the law in the UK.
| A．Play | B．Having played |
| C．Playing | D．Being played |
They succeeded in killing pests which came from the foreign countries ______ a lot of hard work.
| A．according to | B．thanks to |
| C．in memory of | D．in addition of |
When you meet a new word in reading the English papers, you can guess its meaning but needn’t always ______ the dictionary.
| A．look up | B．attach to |
| C．pay attention to | D．refer to |