Mom，please give me two ________．I want to make vegetable salad．（ ）
A．tomatoB．tomatoesC．tomatos
The beautiful lady with glasses over there looks like our English teacher．
It _____be her． She has gone abroad．（ ）
A．can'tB．may notC．mustn'tD．needn't
Do you know Hong Kong﹣Zhuhai﹣ Macao Bridge（港珠澳大桥）？
Yes． it is_____cross﹣sea bridge in the world．（ ）
A．the longerB．longest
C．the longestD．longer
In February， Chinese tech company Huawei _____Mate X， a foldable（可折叠的）5G mobile phone．（ ）
A．is introducingB．introduced
C．introducesD．was introduced
My brother has lost his watch． Now he is looking for_____．（ ）
A．oneB．thisC．thatD．it
Bill bought _____useful book．_____book is very interesting．（ ）
A．a；TheB．a；AC．an； TheD．an； A