We should learn English vocabulary through reading. A. English vocabulary should be learnt through reading. B. English vocabulary have to be learn through reading. C. English vocabulary should be learning through reading. D. English vocabulary had to learnt through reading. Because of Covid-19 pandemic, we will have to cancel the trip to the mountain. A. If there is no Covid-19 pandemic, we would not have to cancel the trip to the mountain. B. If there were no Covid-19 pandemic, we will not have to cancel the trip to the mountain. C. If there was no Covid-19 pandemic, we will have to cancel the trip to the mountain. D. If there were no Covid-19 pandemic, we would not have to cancel the trip to the mountain. "What time do you come home every day, Mark? said Tom. A. Tom asked Mark what time did he come home every day. B. Tom asked Mark what time he come home every day. C. Tom said to Mark what time does he come home every day. D. Tom asked Mark what time he came home every day.