21.A huge investment has been put into the field of solar-electricity.( INVEST ) 22.I really don't know what you're talking about. FAINTEST I don't have the faintest idea what you're talking about. 23.We don’t expect that the missing climbers have survived. HOLD 24.You must accept the fact that she has left you. TERMS 25 If you want to see me, come here by six a.m. (PROVIDED)

21. They have invested a big fund into the field of solar-electricity
A huge investment => Một quỹ đầu tư lớn => invest a big fund

22. I really don't know what you're talking about. FAINTEST
=>I don't have the faintest idea what you're talking about
not have the faintest idea :không thể hiểu được

23. We don’t expect that the missing climbers have survived. HOLD
=>We don't hold out much hope for the missing climbers
hold out: giữ một cái gì đó

24. You must come to terms with the fact that she has left you

Terms: Điều kiện

25 Provided (that) you want to see me, come here by 6 a.m

Chúc bạn học tốt nhé. Mong bạn cho mình 5 sao và trả lời hay nhất