Do you know when your friend ___? –I’m not sure. I will tell you when he _____?
It’s not always necessary to look up the words _____ the dictionary while reading. Sometimes we need to guess.[ ]
Thomas _____ in inventing many electrical machines
Excuse me, ______ do you say that in Chinese?
Can you help me ______ my ping-pong ball? —Sure.It’s in your drawer.