I think it’s impossible for us to work out the plan in just two days. It’s too difficult. —You’re right. We can’t be _______ careful while working on it.

When and where the meeting will be held____.[ ]

Only by shouting at the top of his voice .

He is too pessimistic! I can’t _____ his pessimistic view of the state of the economy.

Would you like to go shopping with me this afternoon—I’d like to. But I _______ look after my sick mother.