1 . ________________ (date) from the 18th century, Peking Opera has more than two hundred years of history. (所给词的适当形式填空)

2 . There was __________ explosion of bright colors and lively music, and the group jumped into action. (用适当的词填空)

3 . 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

TSUNAMI HITS ASIA: OVER 6,500 DEAD

The most powerful earthquake in the past 40 years caused a tsunami that crashed into coastlines across Asia yesterday,     1     (kill) more than 6,500 people in Indonesia, India, Thailand, Malaysia, and at least four other countries. Fishermen, tourists, hotels, homes, and cars     2     (sweep) away by huge waves     3     (cause) by the strong earthquake     4     reached a magnitude of 9.0. The undersea quake struck around 7:00 a.m., Sunday off the west coast of Indonesia’s Sumatra Island. In that area alone, at least 1,870 people were killed.

In Sri Lanka, some 1,600 kilometres west of the quake centre, the number of deaths stood     5     2,498, and one million more were affected by the tsunami, government officials said. Indian officials said as many as 1,900 had been killed along the southern coast. Another 254 were found dead in Thailand and 54 in three other countries. In southern Thailand, 1,900 people were hurt and many more were missing, local officials said. “I was having breakfast with my three children when water started filling my home. We had to leave everything and run to     6     (safe),” said Chandra Theeravit,     7     local Thai woman.

Thousands of people are still missing, and the number of deaths is expected     8     (grow) even     9     (high) over the next few days. Foreign aid is being organized for the tsunami-hit countries.     10    , dangerous conditions and damaged roads will make it difficult to deliver food and supplies.

4 . 课文语法填空

When it comes to online     1    (safe), here are some     2    (guideline) for you. Firstly, the golden rule of the Internet is to leave the site     3    (immediate) when you see or read something that makes you feel     4    (comfortable). Secondly, you have to protect your privacy. Never give out your address or phone number to someone     5       might use the information     6    (steal) your identity. Thirdly, be polite to others. There is no excuse for     7    (be) rude and you don’t want to become a target for a troll or cyberbully. Trolls often use several false names so     8       they can stay on a site and cyberbullies will also write something mean but it is usually directed     9       particular people. They may also post embarrassing photos and information about those people. However, the     10    (polite) you are, the less likely it is you will be attacked.