Tu Youyou is a Chinese scientist. She me...

Liu Yang is excited. He       to Tian’anmen Square tomorrow morning.

A．goesB．will go

C．wentD．has gone

— Must I wash my skirt tonight?
— No, you       . You can wash it tomorrow.

A．can’tB．shouldn’t

C．needn’tD．mustn’t

Billy is       than his brother.

A．tallB．taller

C．tallestD．the tallest

—       picture do you like, this one or that one?
— I like that one.

A．WhoB．WhatC．WhichD．Whom

Jim wanted to go to the concert,       he didn’t get a ticket.

A．soB．andC．orD．but