Pollution has become a great ___________ to our daily life.She’s been receiving ___________ phone calls lately.
A: threaten; threat
B: threatening; threat
C: threat; threaten
D: threat; threatening
A: threaten; threat
B: threatening; threat
C: threat; threaten
D: threat; threatening
举一反三
- Lucy has been receiving _______ phone calls lately. A: threat B: threaten C: threatening D: threatened
- She's<br/>been receiving( ) phone<br/>calls lately. A: threat B: threaten C: threatening D: threatens
- She’s been receiving ___________ phone calls lately. A: threatening B: existing C: threat D: exist
- Pollution has become a great ___________ to our daily life. A: threaten B: threatened C: threat D: threatens
- She’s been receiving threatening phone calls lately. A: 威胁 B: 威胁性的 C: 被威胁的 D: 受到威胁的