请用所给单词的正确形式填空These data ________ valuable when planning monitoring programs.（be）
are
举一反三
- 请用所给单词的正确形式填空They were quarrelling about the property their father had left them when he _________.（die）
- 请用所给单词的正确形式填空To go there on Monday ________ pointless ----there’s a public holiday.（be）
- 请用所给单词的正确形式填空Sitting and talking to old friends ________ a pleasant way to spend an evening.（be）
- 请用所给单词的正确形式填空Selfishness is the one of her many faults which _________ itself.（defeat）
- 请用所给单词的正确形式填空Joan is one of those people who ________ out of their way to be helpful.（go）
内容
- 0
请用所给单词的正确形式填空He is the only one of those boys who ________ willing to take on an additional assignment.（be）
- 1
【填空题】Do theyhave towait fortheinformation,orisitinstantly ? (avail; 请用所给单词的合适形式填空。)
- 2
用所给单词的正确形式填空Alice ____ (freeze) with terror when she heard the strange noise.
- 3
________ ice at both poles of the earth suggests that the climate is changing rapidly. (Melt; 请用所给单词的合适形式填空。)
- 4
请用所给单词的正确形式填空I won’t be able to go out with you on Saturday. I ________ in a tennis match with Cyril.（play）