This country ______ deadly by a terrible tsunami many years from now. C. was struck B. is struck D. was striking A. strikes

Làm ơn đó giúp tui đi. Hứa ai ai tui cũng cho 5*

giải phương trình: $\sqrt[]{11x+3}$ - $\sqrt[]{x+1}$ = 4$\sqrt[]{2x-5}$

Mn ơi giúp mik vs ạ mik cảm ơn mn

Yêu cầu: Vẽ hình, làm bài, giải thích chi tiết

1. What is __________ (long) river in Vietnam? 2. This was ______ big farm I've ever visited.

1. My teacher (have).................. long hair. A. have​​​B. has​​C. have had ​D.had 2. They (not want )………to play the love games, but they (play)…...…..now. A. isn't want, plays​​B. doesn't want, plays C. not want, are playing ​D.don’t want, are playing 3. ............. Marry (be) an English person? - Yes, she (speak)............…….English at the meeting right now. A. Be, speaks ​​​B.Are, is speaking C. Is, is speaking​​D. Is, are speaking 4. Look! The man (climb)……..up the tree. A. is climbing​​​B. climbs C. are climbing​​​D. climb 5. A:How often does John (go)………… to the library? B: - No, he (not like)………….to read books. He only (want)…..……..to listen to music. A: What he (do)………..at the moment? A. go, doesn’t like, wants, does he do B. go, don’t like, wants, is he doing C. go, doesn’t like, wants, is he doing D. go, doesn’t like, want, is he doing

toan M= 3a^2 ( -2a^2 - 2a -1/3 ) ( -a - 3 ) tại a = -2

Ai giúp mình câu 18 với câu 21 với ạ

Water pollution can (1)_____ dramatic effects. In many poor nations, there are frequent outbreaks of cholera and other diseases (2)_____ of people drinking untreated water. Humans can even die if they drink contaminated water. Polluted water also causes the (3)_____ of aquatic animals such as fish, crabs, orbirds. Other animals eat these dead animals and may also get sick. In addition, herbicides in water can kill aquatic plants and cause further damage to the (4)______. 4. A. soil B. air C. noise D. environment