Hello! How are you？
（ ）
| A． |
Who are you？ |
| B． |
I'm fine，thank you．And you？ |
| C． |
How do you do？ |
| D． |
Nice to meet you． |
It is reported that the Tokyo 2020 Olympics ______no later than summer 2021．（ ）
A．is heldB．will be held
C．will holdD．hold
All my family members think people should _____doctors and nurses for their contributions．（ ）
A．promiseB．praiseC．presentD．prepare
Hi， Daniel． You didn't attend the chess class last night．
Oh， I _____my son's model plane．（ ）
A．am repairingB．repair
C．have repairedD．was repairing
Have you asked_______ about the case？
No， except Bob．（ ）
A．everybodyB．anybodyC．nobodyD．somebody
I am proud that our Chinese survey team _____successfully remeasure Qomolangma （再测珠穆朗玛峰）， the world's highest peak．（ ）
A．mustB．canC．mayD．should