1 . I have some difficulty ___________(carry) out the plan. This is why I turn to you for assistance. (所给词的适当形式填空)

2 . After the disastrous earthquake, the rescue team sent the ________________ (injure) to the hospital without delay. (所给词的适当形式填空)

3 . I was about to lock the door ________ the telephone rang. (用适当的词填空)

4 . ________ seems that they have known the truth. (用适当的词填空)

5 . I found ______ useless trying to talk him out of buying the expensive toy. (用适当的词填空)

6 . I was about to go outside _________ it suddenly rained. (用适当的词填空)

7 . It is strongly ________ (recommendation) that the machine should be checked every year. (所给词的适当形式填空)

8 . Emergency and foreign aid was organized, but damaged roads would make ___________ difficult to deliver goods and supplies. (用适当的词填空)

9 . It ________ (occur) to Jane that she had overlooked an important detail in her presentation while she was already standing before the audience. (所给词的适当形式填空)

10 . It is no use __________(complain) without taking any action. (所给词的适当形式填空)